/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--tulip.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:18:19,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:18:19,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:18:19,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:18:19,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:18:19,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:18:19,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:18:19,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:18:19,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:18:19,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:18:19,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:18:19,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:18:19,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:18:19,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:18:19,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:18:19,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:18:19,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:18:19,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:18:19,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:18:19,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:18:19,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:18:19,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:18:19,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:18:19,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:18:19,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:18:19,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:18:19,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:18:19,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:18:19,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:18:19,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:18:19,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:18:19,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:18:19,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:18:19,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:18:19,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:18:19,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:18:19,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:18:19,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:18:19,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:18:19,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:18:19,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:18:19,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:18:19,166 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:18:19,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:18:19,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:18:19,167 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:18:19,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:18:19,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:18:19,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:18:19,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:18:19,170 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:18:19,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:18:19,170 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:18:19,170 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:18:19,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:18:19,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:18:19,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:18:19,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:18:19,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:18:19,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:18:19,172 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:18:19,172 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:18:19,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:18:19,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:18:19,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:18:19,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:18:19,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:18:19,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:18:19,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:18:19,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:18:19,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:18:19,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:18:19,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:18:19,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:18:19,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:18:19,175 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:18:19,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:18:19,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:18:19,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:18:19,634 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:18:19,635 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:18:19,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--tulip.ko-entry_point.cil.out.i [2022-10-15 21:18:19,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48c0ce4a1/900ba48ce6a24ecc8f760b652679b362/FLAGd3086e929 [2022-10-15 21:18:21,208 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:18:21,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--tulip.ko-entry_point.cil.out.i [2022-10-15 21:18:21,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48c0ce4a1/900ba48ce6a24ecc8f760b652679b362/FLAGd3086e929 [2022-10-15 21:18:21,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48c0ce4a1/900ba48ce6a24ecc8f760b652679b362 [2022-10-15 21:18:21,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:18:21,409 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:18:21,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:18:21,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:18:21,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:18:21,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:18:21" (1/1) ... [2022-10-15 21:18:21,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a1e501d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:21, skipping insertion in model container [2022-10-15 21:18:21,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:18:21" (1/1) ... [2022-10-15 21:18:21,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:18:21,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:18:22,519 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5338] [2022-10-15 21:18:22,520 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5339-5340] [2022-10-15 21:18:22,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--tulip.ko-entry_point.cil.out.i[158055,158068] [2022-10-15 21:18:26,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:18:26,517 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:18:26,688 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5338] [2022-10-15 21:18:26,689 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5339-5340] [2022-10-15 21:18:26,694 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--tulip.ko-entry_point.cil.out.i[158055,158068] [2022-10-15 21:18:27,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:18:27,549 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:18:27,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27 WrapperNode [2022-10-15 21:18:27,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:18:27,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:18:27,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:18:27,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:18:27,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:27,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,081 INFO L138 Inliner]: procedures = 437, calls = 4988, calls flagged for inlining = 192, calls inlined = 174, statements flattened = 10479 [2022-10-15 21:18:28,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:18:28,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:18:28,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:18:28,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:18:28,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,612 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:18:28,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:18:28,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:18:28,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:18:28,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (1/1) ... [2022-10-15 21:18:28,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:18:28,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:18:28,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 21:18:28,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 21:18:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_up [2022-10-15 21:18:28,920 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_up [2022-10-15 21:18:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-15 21:18:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-15 21:18:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-10-15 21:18:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-10-15 21:18:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-15 21:18:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-15 21:18:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_select_media [2022-10-15 21:18:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_select_media [2022-10-15 21:18:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-15 21:18:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-15 21:18:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit_le [2022-10-15 21:18:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit_le [2022-10-15 21:18:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:18:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:18:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-15 21:18:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-15 21:18:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-15 21:18:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-15 21:18:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-15 21:18:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-15 21:18:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-10-15 21:18:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-10-15 21:18:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2022-10-15 21:18:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2022-10-15 21:18:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-10-15 21:18:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-10-15 21:18:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-15 21:18:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-15 21:18:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-10-15 21:18:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-10-15 21:18:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-15 21:18:28,925 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-15 21:18:28,925 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-10-15 21:18:28,925 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-10-15 21:18:28,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-15 21:18:28,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-15 21:18:28,925 INFO L130 BoogieDeclarations]: Found specification of procedure pnic_do_nway [2022-10-15 21:18:28,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic_do_nway [2022-10-15 21:18:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-15 21:18:28,926 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-15 21:18:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-10-15 21:18:28,926 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-10-15 21:18:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-15 21:18:28,926 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-15 21:18:28,926 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-15 21:18:28,927 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-15 21:18:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-10-15 21:18:28,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-10-15 21:18:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:18:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_set_wolopts [2022-10-15 21:18:28,927 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_set_wolopts [2022-10-15 21:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-10-15 21:18:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2022-10-15 21:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_interrupt [2022-10-15 21:18:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_interrupt [2022-10-15 21:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-15 21:18:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-15 21:18:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-15 21:18:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-15 21:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___3 [2022-10-15 21:18:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___3 [2022-10-15 21:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___1 [2022-10-15 21:18:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___1 [2022-10-15 21:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:18:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx___4 [2022-10-15 21:18:28,930 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx___4 [2022-10-15 21:18:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-15 21:18:28,930 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-15 21:18:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-15 21:18:28,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-15 21:18:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:18:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-10-15 21:18:28,931 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-10-15 21:18:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:18:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2022-10-15 21:18:28,931 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2022-10-15 21:18:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-15 21:18:28,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-15 21:18:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:18:28,932 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:18:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-10-15 21:18:28,932 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-10-15 21:18:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-15 21:18:28,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-15 21:18:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-10-15 21:18:28,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-10-15 21:18:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-15 21:18:28,933 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-15 21:18:28,933 INFO L130 BoogieDeclarations]: Found specification of procedure poll_tulip [2022-10-15 21:18:28,933 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_tulip [2022-10-15 21:18:28,933 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-15 21:18:28,933 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-15 21:18:28,933 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_mdio_write [2022-10-15 21:18:28,933 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_mdio_write [2022-10-15 21:18:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:18:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-10-15 21:18:28,934 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-10-15 21:18:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure private_ioctl [2022-10-15 21:18:28,934 INFO L138 BoogieDeclarations]: Found implementation of procedure private_ioctl [2022-10-15 21:18:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:18:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-15 21:18:28,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-15 21:18:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:18:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure t21142_start_nway [2022-10-15 21:18:28,935 INFO L138 BoogieDeclarations]: Found implementation of procedure t21142_start_nway [2022-10-15 21:18:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-10-15 21:18:28,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-10-15 21:18:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2022-10-15 21:18:28,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2022-10-15 21:18:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2022-10-15 21:18:28,936 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2022-10-15 21:18:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-15 21:18:28,936 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-15 21:18:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-10-15 21:18:28,936 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-10-15 21:18:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-15 21:18:28,936 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-15 21:18:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-15 21:18:28,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-15 21:18:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-15 21:18:28,937 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-15 21:18:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:18:28,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:18:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:18:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:18:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 21:18:28,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 21:18:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-15 21:18:28,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-15 21:18:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-10-15 21:18:28,939 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-10-15 21:18:28,939 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-10-15 21:18:28,939 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-10-15 21:18:28,939 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_set_power_state [2022-10-15 21:18:28,939 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_set_power_state [2022-10-15 21:18:28,939 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-15 21:18:28,939 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-15 21:18:28,940 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2022-10-15 21:18:28,940 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2022-10-15 21:18:28,940 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-10-15 21:18:28,940 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-10-15 21:18:28,940 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_tx_timeout [2022-10-15 21:18:28,940 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_tx_timeout [2022-10-15 21:18:28,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-15 21:18:28,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-15 21:18:28,941 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_check_duplex [2022-10-15 21:18:28,941 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_check_duplex [2022-10-15 21:18:28,941 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-10-15 21:18:28,941 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-10-15 21:18:28,941 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-10-15 21:18:28,941 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-10-15 21:18:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:18:28,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:18:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-10-15 21:18:28,942 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-10-15 21:18:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:18:28,942 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:18:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-15 21:18:28,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-15 21:18:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-10-15 21:18:28,943 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-10-15 21:18:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-10-15 21:18:28,943 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-10-15 21:18:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_get_stats [2022-10-15 21:18:28,943 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_get_stats [2022-10-15 21:18:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-15 21:18:28,944 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-15 21:18:28,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:18:28,944 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_mdio_read [2022-10-15 21:18:28,944 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_mdio_read [2022-10-15 21:18:28,944 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-15 21:18:28,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-15 21:18:28,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:18:28,945 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-15 21:18:28,945 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-15 21:18:28,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-15 21:18:28,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-15 21:18:28,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-10-15 21:18:28,945 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-10-15 21:18:28,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2022-10-15 21:18:28,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2022-10-15 21:18:28,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:18:28,946 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_down [2022-10-15 21:18:28,946 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_down [2022-10-15 21:18:28,946 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_stop_rxtx___2 [2022-10-15 21:18:28,946 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_stop_rxtx___2 [2022-10-15 21:18:28,946 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_remove_one [2022-10-15 21:18:28,947 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_remove_one [2022-10-15 21:18:28,947 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-15 21:18:28,947 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-15 21:18:28,947 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_free_ring [2022-10-15 21:18:28,947 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_free_ring [2022-10-15 21:18:28,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 21:18:28,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 21:18:28,947 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-10-15 21:18:28,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-10-15 21:18:28,948 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_refill_rx [2022-10-15 21:18:28,948 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_refill_rx [2022-10-15 21:18:28,948 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single___0 [2022-10-15 21:18:28,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single___0 [2022-10-15 21:18:28,948 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-15 21:18:28,948 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-15 21:18:28,949 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-15 21:18:28,949 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-10-15 21:18:28,949 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-15 21:18:28,949 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-15 21:18:28,949 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:18:28,949 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-15 21:18:28,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:18:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-10-15 21:18:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-10-15 21:18:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_restart_rxtx [2022-10-15 21:18:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_restart_rxtx [2022-10-15 21:18:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:18:28,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:18:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2022-10-15 21:18:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2022-10-15 21:18:28,951 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_start_rxtx [2022-10-15 21:18:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_start_rxtx [2022-10-15 21:18:28,951 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-15 21:18:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-15 21:18:28,951 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-10-15 21:18:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-10-15 21:18:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-10-15 21:18:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-10-15 21:18:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-10-15 21:18:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-10-15 21:18:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-10-15 21:18:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-10-15 21:18:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-15 21:18:28,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-15 21:18:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-10-15 21:18:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-10-15 21:18:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure pnic2_start_nway [2022-10-15 21:18:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure pnic2_start_nway [2022-10-15 21:18:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-10-15 21:18:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-10-15 21:18:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single___0 [2022-10-15 21:18:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single___0 [2022-10-15 21:18:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_read_eeprom [2022-10-15 21:18:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_read_eeprom [2022-10-15 21:18:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-15 21:18:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-15 21:18:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:18:29,963 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:18:29,968 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:18:30,970 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 21:18:41,396 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:18:41,430 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:18:41,430 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-15 21:18:41,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:18:41 BoogieIcfgContainer [2022-10-15 21:18:41,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:18:41,441 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:18:41,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:18:41,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:18:41,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:18:21" (1/3) ... [2022-10-15 21:18:41,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@586bba9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:18:41, skipping insertion in model container [2022-10-15 21:18:41,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:27" (2/3) ... [2022-10-15 21:18:41,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@586bba9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:18:41, skipping insertion in model container [2022-10-15 21:18:41,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:18:41" (3/3) ... [2022-10-15 21:18:41,450 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--dec--tulip--tulip.ko-entry_point.cil.out.i [2022-10-15 21:18:41,474 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:18:41,475 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 260 error locations. [2022-10-15 21:18:41,693 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:18:41,702 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@31ceac41, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:18:41,702 INFO L358 AbstractCegarLoop]: Starting to check reachability of 260 error locations. [2022-10-15 21:18:41,721 INFO L276 IsEmpty]: Start isEmpty. Operand has 3848 states, 2693 states have (on average 1.5269216487189008) internal successors, (4112), 3046 states have internal predecessors, (4112), 781 states have call successors, (781), 115 states have call predecessors, (781), 114 states have return successors, (772), 738 states have call predecessors, (772), 772 states have call successors, (772) [2022-10-15 21:18:41,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-15 21:18:41,734 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:18:41,735 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:18:41,736 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [tulip_upErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, tulip_upErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, tulip_upErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 257 more)] === [2022-10-15 21:18:41,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:18:41,743 INFO L85 PathProgramCache]: Analyzing trace with hash -2001220438, now seen corresponding path program 1 times [2022-10-15 21:18:41,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:18:41,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335180609] [2022-10-15 21:18:41,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:18:41,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:18:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:18:43,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:18:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:18:43,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:18:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:18:43,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 21:18:43,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:18:43,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:18:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:18:43,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-15 21:18:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:18:43,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-15 21:18:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:18:43,147 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-15 21:18:43,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:18:43,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335180609] [2022-10-15 21:18:43,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335180609] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:18:43,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:18:43,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:18:43,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432883758] [2022-10-15 21:18:43,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:18:43,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:18:43,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:18:43,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:18:43,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:18:43,212 INFO L87 Difference]: Start difference. First operand has 3848 states, 2693 states have (on average 1.5269216487189008) internal successors, (4112), 3046 states have internal predecessors, (4112), 781 states have call successors, (781), 115 states have call predecessors, (781), 114 states have return successors, (772), 738 states have call predecessors, (772), 772 states have call successors, (772) Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-10-15 21:19:03,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:19:03,854 INFO L93 Difference]: Finished difference Result 11114 states and 16708 transitions. [2022-10-15 21:19:03,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:19:03,862 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 45 [2022-10-15 21:19:03,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:19:03,950 INFO L225 Difference]: With dead ends: 11114 [2022-10-15 21:19:03,950 INFO L226 Difference]: Without dead ends: 7221 [2022-10-15 21:19:04,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:19:04,005 INFO L413 NwaCegarLoop]: 5518 mSDtfsCounter, 7491 mSDsluCounter, 8337 mSDsCounter, 0 mSdLazyCounter, 6109 mSolverCounterSat, 4370 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8016 SdHoareTripleChecker+Valid, 13855 SdHoareTripleChecker+Invalid, 10479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4370 IncrementalHoareTripleChecker+Valid, 6109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2022-10-15 21:19:04,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8016 Valid, 13855 Invalid, 10479 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4370 Valid, 6109 Invalid, 0 Unknown, 0 Unchecked, 19.0s Time] [2022-10-15 21:19:04,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7221 states. [2022-10-15 21:19:04,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7221 to 6427. [2022-10-15 21:19:04,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6427 states, 4607 states have (on average 1.4230518775775993) internal successors, (6556), 4962 states have internal predecessors, (6556), 1399 states have call successors, (1399), 211 states have call predecessors, (1399), 211 states have return successors, (1399), 1336 states have call predecessors, (1399), 1399 states have call successors, (1399) [2022-10-15 21:19:04,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6427 states to 6427 states and 9354 transitions. [2022-10-15 21:19:04,841 INFO L78 Accepts]: Start accepts. Automaton has 6427 states and 9354 transitions. Word has length 45 [2022-10-15 21:19:04,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:19:04,843 INFO L495 AbstractCegarLoop]: Abstraction has 6427 states and 9354 transitions. [2022-10-15 21:19:04,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-10-15 21:19:04,844 INFO L276 IsEmpty]: Start isEmpty. Operand 6427 states and 9354 transitions. [2022-10-15 21:19:04,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-15 21:19:04,864 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:19:04,864 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:19:04,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 21:19:04,865 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr118ASSERT_VIOLATIONINTEGER_OVERFLOW === [tulip_upErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, tulip_upErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, tulip_upErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 257 more)] === [2022-10-15 21:19:04,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:19:04,866 INFO L85 PathProgramCache]: Analyzing trace with hash 105639532, now seen corresponding path program 1 times [2022-10-15 21:19:04,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:19:04,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503476733] [2022-10-15 21:19:04,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:19:04,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:19:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:05,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:19:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:05,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:19:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:05,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 21:19:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:05,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:19:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:05,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-15 21:19:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:05,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-10-15 21:19:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:05,778 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-10-15 21:19:05,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:19:05,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503476733] [2022-10-15 21:19:05,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503476733] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:19:05,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:19:05,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:19:05,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905212503] [2022-10-15 21:19:05,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:19:05,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:19:05,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:19:05,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:19:05,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:19:05,789 INFO L87 Difference]: Start difference. First operand 6427 states and 9354 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6)