./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.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 --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 6b81be647295ba0700d02fa1d093d31284b02ba80deefc4d677fbd988693200b --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 20:18:19,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 20:18:19,415 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 20:18:19,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 20:18:19,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 20:18:19,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 20:18:19,445 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 20:18:19,445 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 20:18:19,445 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 20:18:19,446 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 20:18:19,446 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 20:18:19,446 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 20:18:19,446 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 20:18:19,446 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 20:18:19,447 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 20:18:19,447 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 20:18:19,447 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 20:18:19,447 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 20:18:19,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 20:18:19,447 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 20:18:19,447 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 20:18:19,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 20:18:19,447 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 20:18:19,448 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 20:18:19,448 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 20:18:19,448 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 20:18:19,448 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 20:18:19,448 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 20:18:19,448 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 20:18:19,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:18:19,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 20:18:19,449 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 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 -> 6b81be647295ba0700d02fa1d093d31284b02ba80deefc4d677fbd988693200b [2025-03-08 20:18:19,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 20:18:19,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 20:18:19,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 20:18:19,677 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 20:18:19,678 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 20:18:19,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i [2025-03-08 20:18:20,765 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d0b0bb98/82c9ebbfd5ab4a539295d9a299b0c617/FLAG382290a3f [2025-03-08 20:18:21,299 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 20:18:21,299 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i [2025-03-08 20:18:21,346 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d0b0bb98/82c9ebbfd5ab4a539295d9a299b0c617/FLAG382290a3f [2025-03-08 20:18:21,840 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d0b0bb98/82c9ebbfd5ab4a539295d9a299b0c617 [2025-03-08 20:18:21,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 20:18:21,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 20:18:21,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 20:18:21,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 20:18:21,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 20:18:21,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:18:21" (1/1) ... [2025-03-08 20:18:21,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ec79e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:21, skipping insertion in model container [2025-03-08 20:18:21,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:18:21" (1/1) ... [2025-03-08 20:18:21,931 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 20:18:23,439 WARN L250 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i[315060,315073] [2025-03-08 20:18:23,442 WARN L250 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i[315229,315242] [2025-03-08 20:18:23,442 WARN L250 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i[315396,315409] [2025-03-08 20:18:23,443 WARN L250 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i[315564,315577] [2025-03-08 20:18:23,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:18:23,508 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 20:18:23,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5461] [2025-03-08 20:18:23,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5468] [2025-03-08 20:18:23,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5475] [2025-03-08 20:18:23,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5569] [2025-03-08 20:18:23,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5577] [2025-03-08 20:18:23,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5608] [2025-03-08 20:18:23,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsw": "+S" (addr), "+c" (count): "d" (port)); [5615] [2025-03-08 20:18:23,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insw": "+D" (addr), "+c" (count): "d" (port)); [5622] [2025-03-08 20:18:23,765 WARN L250 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i[315060,315073] [2025-03-08 20:18:23,766 WARN L250 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i[315229,315242] [2025-03-08 20:18:23,767 WARN L250 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i[315396,315409] [2025-03-08 20:18:23,767 WARN L250 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i[315564,315577] [2025-03-08 20:18:23,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:18:23,878 INFO L204 MainTranslator]: Completed translation [2025-03-08 20:18:23,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23 WrapperNode [2025-03-08 20:18:23,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 20:18:23,880 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 20:18:23,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 20:18:23,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 20:18:23,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:23,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,103 INFO L138 Inliner]: procedures = 369, calls = 2290, calls flagged for inlining = 174, calls inlined = 154, statements flattened = 4597 [2025-03-08 20:18:24,104 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 20:18:24,104 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 20:18:24,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 20:18:24,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 20:18:24,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,157 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,649 INFO L175 MemorySlicer]: Split 1230 memory accesses to 11 slices as follows [1, 2, 56, 1, 1037, 7, 28, 52, 6, 5, 35]. 84 percent of accesses are in the largest equivalence class. The 165 initializations are split as follows [1, 2, 0, 0, 151, 0, 0, 0, 6, 5, 0]. The 816 writes are split as follows [0, 0, 48, 0, 658, 6, 26, 48, 0, 0, 30]. [2025-03-08 20:18:24,649 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,724 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 20:18:24,796 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 20:18:24,797 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 20:18:24,797 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 20:18:24,798 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (1/1) ... [2025-03-08 20:18:24,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:18:24,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 20:18:24,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 20:18:24,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 20:18:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_page_lock_of_ei_device [2025-03-08 20:18:24,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_page_lock_of_ei_device [2025-03-08 20:18:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 20:18:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 20:18:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 20:18:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 20:18:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 20:18:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 20:18:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 20:18:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 20:18:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 20:18:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 20:18:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 20:18:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_detach [2025-03-08 20:18:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_detach [2025-03-08 20:18:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 20:18:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 20:18:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 20:18:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 20:18:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure AX88190_init [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure AX88190_init [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_70 [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_70 [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ei_receive [2025-03-08 20:18:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_receive [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-08 20:18:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_axnet_cs_driver_exit_14_2 [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_axnet_cs_driver_exit_14_2 [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_release [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_release [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_write_config_byte [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_write_config_byte [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 20:18:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-08 20:18:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-08 20:18:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-03-08 20:18:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2025-03-08 20:18:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-08 20:18:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-08 20:18:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_trigger_send [2025-03-08 20:18:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_trigger_send [2025-03-08 20:18:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_intr [2025-03-08 20:18:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_intr [2025-03-08 20:18:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 20:18:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 20:18:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 20:18:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2025-03-08 20:18:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2025-03-08 20:18:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-08 20:18:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-08 20:18:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-03-08 20:18:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-03-08 20:18:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-08 20:18:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-03-08 20:18:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-08 20:18:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2025-03-08 20:18:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-08 20:18:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 20:18:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-08 20:18:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure ei_irq_wrapper [2025-03-08 20:18:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_irq_wrapper [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-03-08 20:18:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-03-08 20:18:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-03-08 20:18:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2025-03-08 20:18:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2025-03-08 20:18:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 20:18:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_reset_8390 [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_reset_8390 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_tx_timeout [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_tx_timeout [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure axnet_cs_driver_exit [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure axnet_cs_driver_exit [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure do_set_multicast_list [2025-03-08 20:18:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure do_set_multicast_list [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 20:18:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 20:18:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 20:18:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 20:18:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 20:18:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 20:18:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 20:18:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 20:18:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-08 20:18:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-08 20:18:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-03-08 20:18:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-03-08 20:18:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 20:18:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 20:18:25,378 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 20:18:25,381 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 20:18:25,559 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9731-1: ldv_del_timer_sync_66_#res#1 := ldv_del_timer_sync_66_~ldv_func_res~3#1; [2025-03-08 20:18:25,560 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6577: call ULTIMATE.dealloc(axnet_close_~#descriptor~4#1.base, axnet_close_~#descriptor~4#1.offset);havoc axnet_close_~#descriptor~4#1.base, axnet_close_~#descriptor~4#1.offset; [2025-03-08 20:18:25,560 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11681: havoc del_timer_sync_#t~nondet813#1; [2025-03-08 20:18:25,560 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8407-1: ldv_del_timer_sync_#res#1 := ldv_del_timer_sync_~arg0#1; [2025-03-08 20:18:25,560 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5951: call ULTIMATE.dealloc(~#descriptor~1#1.base, ~#descriptor~1#1.offset);havoc ~#descriptor~1#1.base, ~#descriptor~1#1.offset; [2025-03-08 20:18:25,561 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 20:18:25,592 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11762: havoc netpoll_trap_#t~nondet825#1; [2025-03-08 20:18:25,593 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5477-1: test_and_clear_bit_#res#1 := 1; [2025-03-08 20:18:25,838 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7373: call ULTIMATE.dealloc(ax_interrupt_~#descriptor~9#1.base, ax_interrupt_~#descriptor~9#1.offset);havoc ax_interrupt_~#descriptor~9#1.base, ax_interrupt_~#descriptor~9#1.offset; [2025-03-08 20:18:25,839 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7829: call ULTIMATE.dealloc(ei_rx_overrun_~#descriptor~10#1.base, ei_rx_overrun_~#descriptor~10#1.offset);havoc ei_rx_overrun_~#descriptor~10#1.base, ei_rx_overrun_~#descriptor~10#1.offset; [2025-03-08 20:18:25,972 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11638: havoc __dynamic_pr_debug_#t~nondet806#1; [2025-03-08 20:18:25,973 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: call ULTIMATE.dealloc(block_output_~#descriptor~6#1.base, block_output_~#descriptor~6#1.offset);havoc block_output_~#descriptor~6#1.base, block_output_~#descriptor~6#1.offset; [2025-03-08 20:18:25,973 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6862: call ULTIMATE.dealloc(block_input_~#descriptor~5#1.base, block_input_~#descriptor~5#1.offset);havoc block_input_~#descriptor~5#1.base, block_input_~#descriptor~5#1.offset; [2025-03-08 20:18:25,991 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5483: havoc #t~mem0;havoc #t~bitwise1; [2025-03-08 20:18:26,082 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11630: havoc #t~nondet804; [2025-03-08 20:18:26,216 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11697: havoc eth_type_trans_#t~nondet817#1; [2025-03-08 20:18:26,216 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7701: call ULTIMATE.dealloc(~#rx_frame~0#1.base, ~#rx_frame~0#1.offset);havoc ~#rx_frame~0#1.base, ~#rx_frame~0#1.offset; [2025-03-08 20:18:26,216 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11758: havoc netif_rx_#t~nondet824#1; [2025-03-08 20:18:26,303 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7160: call ULTIMATE.dealloc(~#descriptor~7#1.base, ~#descriptor~7#1.offset);havoc ~#descriptor~7#1.base, ~#descriptor~7#1.offset; [2025-03-08 20:18:26,303 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11685: havoc dev_trans_start_#t~nondet814#1; [2025-03-08 20:18:26,324 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11736: havoc #t~nondet820; [2025-03-08 20:18:26,328 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11791: havoc #t~nondet831; [2025-03-08 20:18:26,349 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11634: havoc #t~nondet805; [2025-03-08 20:18:26,478 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11795: havoc #t~nondet832; [2025-03-08 20:18:26,480 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11748: havoc #t~nondet823; [2025-03-08 20:18:26,487 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5662: havoc #t~mem48.base, #t~mem48.offset; [2025-03-08 20:18:26,489 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11740: havoc #t~nondet821; [2025-03-08 20:18:26,544 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11677: havoc crc32_le_#t~nondet812#1; [2025-03-08 20:18:26,544 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11670: havoc bitrev32_#t~nondet811#1; [2025-03-08 20:18:43,066 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11666: havoc alloc_etherdev_mqs_#t~ret810#1.base, alloc_etherdev_mqs_#t~ret810#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5985: call ULTIMATE.dealloc(get_prom_~#program_seq~0#1.base, get_prom_~#program_seq~0#1.offset);havoc get_prom_~#program_seq~0#1.base, get_prom_~#program_seq~0#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11799: havoc register_netdev_#t~nondet833#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9688-1: ldv_register_netdev_63_#res#1 := ldv_register_netdev_63_~ldv_func_res~1#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6517: call ULTIMATE.dealloc(axnet_open_~#descriptor~3#1.base, axnet_open_~#descriptor~3#1.offset);havoc axnet_open_~#descriptor~3#1.base, axnet_open_~#descriptor~3#1.offset;call ULTIMATE.dealloc(axnet_open_~#__key~1#1.base, axnet_open_~#__key~1#1.offset);havoc axnet_open_~#__key~1#1.base, axnet_open_~#__key~1#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11803: havoc request_threaded_irq_#t~nondet834#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret839#1 := main_#res#1;havoc main_#t~ret648#1, main_~tmp~48#1;assume { :end_inline_main } true; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11744: havoc netdev_notice_#t~nondet822#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9175-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9706-1: ldv_request_irq_64_#res#1 := ldv_request_irq_64_~ldv_func_res~2#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11689: havoc eth_change_mtu_#t~nondet815#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6143: call ULTIMATE.dealloc(axnet_config_~#descriptor~2#1.base, axnet_config_~#descriptor~2#1.offset);havoc axnet_config_~#descriptor~2#1.base, axnet_config_~#descriptor~2#1.offset;call ULTIMATE.dealloc(axnet_config_~#descriptor___0~0#1.base, axnet_config_~#descriptor___0~0#1.offset);havoc axnet_config_~#descriptor___0~0#1.base, axnet_config_~#descriptor___0~0#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11693: havoc eth_mac_addr_#t~nondet816#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11765: havoc pcmcia_dev_present_#t~ret826#1.base, pcmcia_dev_present_#t~ret826#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9653-1: ldv_alloc_etherdev_mqs_60_#res#1.base, ldv_alloc_etherdev_mqs_60_#res#1.offset := ldv_alloc_etherdev_mqs_60_~ldv_func_res~0#1.base, ldv_alloc_etherdev_mqs_60_~ldv_func_res~0#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11701: havoc eth_validate_addr_#t~nondet818#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8334-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11772: havoc pcmcia_enable_device_#t~nondet827#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8337-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5563: havoc resource_size_#t~mem33#1;havoc resource_size_#t~mem34#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7215: call ULTIMATE.dealloc(axnet_start_xmit_~#packet~0#1.base, axnet_start_xmit_~#packet~0#1.offset);havoc axnet_start_xmit_~#packet~0#1.base, axnet_start_xmit_~#packet~0#1.offset;call ULTIMATE.dealloc(axnet_start_xmit_~#descriptor~8#1.base, axnet_start_xmit_~#descriptor~8#1.offset);havoc axnet_start_xmit_~#descriptor~8#1.base, axnet_start_xmit_~#descriptor~8#1.offset;call ULTIMATE.dealloc(axnet_start_xmit_~#descriptor___0~1#1.base, axnet_start_xmit_~#descriptor___0~1#1.offset);havoc axnet_start_xmit_~#descriptor___0~1#1.base, axnet_start_xmit_~#descriptor___0~1#1.offset;call ULTIMATE.dealloc(axnet_start_xmit_~#descriptor___1~0#1.base, axnet_start_xmit_~#descriptor___1~0#1.offset);havoc axnet_start_xmit_~#descriptor___1~0#1.base, axnet_start_xmit_~#descriptor___1~0#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9131-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8339-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9132-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11776: havoc pcmcia_loop_config_#t~nondet828#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11780: havoc pcmcia_register_driver_#t~nondet829#1; [2025-03-08 20:18:43,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5902: call ULTIMATE.dealloc(axnet_probe_~#descriptor~0#1.base, axnet_probe_~#descriptor~0#1.offset);havoc axnet_probe_~#descriptor~0#1.base, axnet_probe_~#descriptor~0#1.offset;call ULTIMATE.dealloc(axnet_probe_~#__key~0#1.base, axnet_probe_~#__key~0#1.offset);havoc axnet_probe_~#__key~0#1.base, axnet_probe_~#__key~0#1.offset; [2025-03-08 20:18:43,068 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9077-1: ldv_pcmcia_register_driver_#res#1 := ldv_pcmcia_register_driver_~arg0#1; [2025-03-08 20:18:43,068 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-08 20:18:43,068 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11726: havoc ldv_pre_register_netdev_#t~nondet819#1; [2025-03-08 20:18:43,068 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9746-1: ldv_pcmcia_register_driver_67_#res#1 := ldv_pcmcia_register_driver_67_~ldv_func_res~4#1; [2025-03-08 20:18:43,713 INFO L? ?]: Removed 1685 outVars from TransFormulas that were not future-live. [2025-03-08 20:18:43,713 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 20:18:43,845 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 20:18:43,846 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-08 20:18:43,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:18:43 BoogieIcfgContainer [2025-03-08 20:18:43,846 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 20:18:43,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 20:18:43,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 20:18:43,854 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 20:18:43,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:18:21" (1/3) ... [2025-03-08 20:18:43,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ac2b38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:18:43, skipping insertion in model container [2025-03-08 20:18:43,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:23" (2/3) ... [2025-03-08 20:18:43,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ac2b38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:18:43, skipping insertion in model container [2025-03-08 20:18:43,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:18:43" (3/3) ... [2025-03-08 20:18:43,856 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i [2025-03-08 20:18:43,867 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 20:18:43,870 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-8390-axnet_cs.cil.i that has 73 procedures, 1552 locations, 1 initial locations, 13 loop locations, and 3 error locations. [2025-03-08 20:18:43,924 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 20:18:43,934 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@24392a95, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 20:18:43,934 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-08 20:18:43,940 INFO L276 IsEmpty]: Start isEmpty. Operand has 1510 states, 1046 states have (on average 1.3317399617590822) internal successors, (1393), 1071 states have internal predecessors, (1393), 400 states have call successors, (400), 62 states have call predecessors, (400), 61 states have return successors, (394), 386 states have call predecessors, (394), 394 states have call successors, (394) [2025-03-08 20:18:43,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2025-03-08 20:18:43,948 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:18:43,950 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:18:43,950 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:18:43,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:18:43,953 INFO L85 PathProgramCache]: Analyzing trace with hash 761593639, now seen corresponding path program 1 times [2025-03-08 20:18:43,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:18:43,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760002135] [2025-03-08 20:18:43,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:18:43,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:18:59,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 105 statements into 1 equivalence classes. [2025-03-08 20:19:00,171 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 105 of 105 statements. [2025-03-08 20:19:00,171 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:19:00,172 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:19:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2025-03-08 20:19:01,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:19:01,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760002135] [2025-03-08 20:19:01,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760002135] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:19:01,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:19:01,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:19:01,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897291235] [2025-03-08 20:19:01,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:19:01,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:19:01,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:19:01,367 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:19:01,368 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:19:01,372 INFO L87 Difference]: Start difference. First operand has 1510 states, 1046 states have (on average 1.3317399617590822) internal successors, (1393), 1071 states have internal predecessors, (1393), 400 states have call successors, (400), 62 states have call predecessors, (400), 61 states have return successors, (394), 386 states have call predecessors, (394), 394 states have call successors, (394) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-03-08 20:19:05,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:19:07,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:19:07,596 INFO L93 Difference]: Finished difference Result 4399 states and 6460 transitions. [2025-03-08 20:19:07,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:19:07,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 105 [2025-03-08 20:19:07,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:19:07,626 INFO L225 Difference]: With dead ends: 4399 [2025-03-08 20:19:07,626 INFO L226 Difference]: Without dead ends: 2898 [2025-03-08 20:19:07,640 INFO L434 NwaCegarLoop]: 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 [2025-03-08 20:19:07,644 INFO L435 NwaCegarLoop]: 2127 mSDtfsCounter, 2052 mSDsluCounter, 2057 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2052 SdHoareTripleChecker+Valid, 4184 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2025-03-08 20:19:07,644 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2052 Valid, 4184 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 140 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2025-03-08 20:19:07,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2898 states. [2025-03-08 20:19:07,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2898 to 2894. [2025-03-08 20:19:07,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2894 states, 2026 states have (on average 1.322309970384995) internal successors, (2679), 2071 states have internal predecessors, (2679), 747 states have call successors, (747), 119 states have call predecessors, (747), 118 states have return successors, (743), 727 states have call predecessors, (743), 743 states have call successors, (743) [2025-03-08 20:19:07,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2894 states and 4169 transitions. [2025-03-08 20:19:07,855 INFO L78 Accepts]: Start accepts. Automaton has 2894 states and 4169 transitions. Word has length 105 [2025-03-08 20:19:07,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:19:07,856 INFO L471 AbstractCegarLoop]: Abstraction has 2894 states and 4169 transitions. [2025-03-08 20:19:07,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-03-08 20:19:07,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 4169 transitions. [2025-03-08 20:19:07,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2025-03-08 20:19:07,860 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:19:07,860 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:19:07,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 20:19:07,861 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:19:07,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:19:07,861 INFO L85 PathProgramCache]: Analyzing trace with hash -138056182, now seen corresponding path program 1 times [2025-03-08 20:19:07,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:19:07,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743145672] [2025-03-08 20:19:07,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:19:07,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:19:23,326 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 114 statements into 1 equivalence classes. [2025-03-08 20:19:23,516 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 114 of 114 statements. [2025-03-08 20:19:23,520 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:19:23,520 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:19:24,136 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2025-03-08 20:19:24,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:19:24,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743145672] [2025-03-08 20:19:24,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743145672] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:19:24,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:19:24,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:19:24,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387033641] [2025-03-08 20:19:24,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:19:24,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:19:24,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:19:24,141 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:19:24,141 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:19:24,141 INFO L87 Difference]: Start difference. First operand 2894 states and 4169 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-03-08 20:19:28,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:19:30,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:19:30,829 INFO L93 Difference]: Finished difference Result 8136 states and 11699 transitions. [2025-03-08 20:19:30,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:19:30,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 114 [2025-03-08 20:19:30,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:19:30,861 INFO L225 Difference]: With dead ends: 8136 [2025-03-08 20:19:30,861 INFO L226 Difference]: Without dead ends: 5261 [2025-03-08 20:19:30,874 INFO L434 NwaCegarLoop]: 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 [2025-03-08 20:19:30,875 INFO L435 NwaCegarLoop]: 2212 mSDtfsCounter, 1744 mSDsluCounter, 2030 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1744 SdHoareTripleChecker+Valid, 4242 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2025-03-08 20:19:30,875 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1744 Valid, 4242 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 172 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2025-03-08 20:19:30,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5261 states. [2025-03-08 20:19:31,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5261 to 5230. [2025-03-08 20:19:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5230 states, 3654 states have (on average 1.319376026272578) internal successors, (4821), 3736 states have internal predecessors, (4821), 1342 states have call successors, (1342), 230 states have call predecessors, (1342), 231 states have return successors, (1344), 1309 states have call predecessors, (1344), 1338 states have call successors, (1344) [2025-03-08 20:19:31,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5230 states to 5230 states and 7507 transitions. [2025-03-08 20:19:31,138 INFO L78 Accepts]: Start accepts. Automaton has 5230 states and 7507 transitions. Word has length 114 [2025-03-08 20:19:31,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:19:31,139 INFO L471 AbstractCegarLoop]: Abstraction has 5230 states and 7507 transitions. [2025-03-08 20:19:31,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2025-03-08 20:19:31,140 INFO L276 IsEmpty]: Start isEmpty. Operand 5230 states and 7507 transitions. [2025-03-08 20:19:31,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2025-03-08 20:19:31,143 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:19:31,143 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:19:31,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 20:19:31,144 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:19:31,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:19:31,145 INFO L85 PathProgramCache]: Analyzing trace with hash -27114711, now seen corresponding path program 1 times [2025-03-08 20:19:31,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:19:31,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655314655] [2025-03-08 20:19:31,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:19:31,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:19:46,547 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-03-08 20:19:46,720 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-03-08 20:19:46,720 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:19:46,720 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:19:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2025-03-08 20:19:47,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:19:47,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655314655] [2025-03-08 20:19:47,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655314655] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:19:47,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:19:47,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:19:47,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4019457] [2025-03-08 20:19:47,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:19:47,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:19:47,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:19:47,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:19:47,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:19:47,609 INFO L87 Difference]: Start difference. First operand 5230 states and 7507 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 20:19:51,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []