./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-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB --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 fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:09:38,379 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:09:38,488 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:09:38,495 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:09:38,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:09:38,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:09:38,544 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:09:38,544 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:09:38,545 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:09:38,545 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:09:38,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:09:38,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:09:38,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:09:38,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:09:38,548 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:09:38,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:09:38,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:09:38,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:09:38,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:09:38,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:09:38,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:09:38,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:09:38,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:09:38,549 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:09:38,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:09:38,549 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:09:38,549 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:09:38,549 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:09:38,549 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:09:38,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:09:38,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:09:38,550 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:09:38,550 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:09:38,550 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:09:38,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:09:38,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:09:38,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:09:38,552 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:09:38,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:09:38,552 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:09:38,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:09:38,552 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:09:38,553 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:09:38,553 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:09:38,553 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:09:38,553 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB 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 -> fdbc5180119fad988a6a3a24d2f5ed804cbc2cd6d0e7bbb402b6d4dd37802e45 [2024-11-28 04:09:38,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:09:38,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:09:38,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:09:38,941 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:09:38,942 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:09:38,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-28 04:09:42,405 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/data/2049df874/7b1f7c9d28564b79921270d378a02b74/FLAG238c5c2e7 [2024-11-28 04:09:43,336 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:09:43,337 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-28 04:09:43,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/data/2049df874/7b1f7c9d28564b79921270d378a02b74/FLAG238c5c2e7 [2024-11-28 04:09:43,431 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/data/2049df874/7b1f7c9d28564b79921270d378a02b74 [2024-11-28 04:09:43,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:09:43,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:09:43,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:09:43,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:09:43,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:09:43,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:09:43" (1/1) ... [2024-11-28 04:09:43,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70dcbfa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:43, skipping insertion in model container [2024-11-28 04:09:43,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:09:43" (1/1) ... [2024-11-28 04:09:43,636 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:09:47,607 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2024-11-28 04:09:47,611 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2024-11-28 04:09:47,612 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2024-11-28 04:09:47,613 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2024-11-28 04:09:47,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:09:47,709 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:09:47,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5400] [2024-11-28 04:09:47,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5408] [2024-11-28 04:09:48,785 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"); [7344] [2024-11-28 04:09:48,785 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)); [7351] [2024-11-28 04:09:48,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7358] [2024-11-28 04:09:48,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7371] [2024-11-28 04:09:49,231 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394320,394333] [2024-11-28 04:09:49,232 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394489,394502] [2024-11-28 04:09:49,233 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394656,394669] [2024-11-28 04:09:49,233 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i[394824,394837] [2024-11-28 04:09:49,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:09:49,516 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:09:49,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49 WrapperNode [2024-11-28 04:09:49,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:09:49,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:09:49,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:09:49,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:09:49,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:49,655 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:49,935 INFO L138 Inliner]: procedures = 494, calls = 2673, calls flagged for inlining = 242, calls inlined = 227, statements flattened = 5583 [2024-11-28 04:09:49,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:09:49,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:09:49,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:09:49,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:09:49,949 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:49,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:50,000 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:51,967 INFO L175 MemorySlicer]: Split 1213 memory accesses to 9 slices as follows [1, 2, 2, 1141, 4, 54, 3, 4, 2]. 94 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [1, 2, 0, 4, 4, 0, 1, 4, 0]. The 525 writes are split as follows [0, 0, 1, 481, 0, 42, 0, 0, 1]. [2024-11-28 04:09:51,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:51,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:52,181 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:52,200 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:52,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:52,328 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:52,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:52,446 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:09:52,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:09:52,450 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:09:52,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:09:52,451 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (1/1) ... [2024-11-28 04:09:52,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:09:52,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:09:52,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:09:52,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b4d1eb-791c-41b1-a94f-07146603f18e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:09:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-11-28 04:09:52,533 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-11-28 04:09:52,533 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 04:09:52,533 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 04:09:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2024-11-28 04:09:52,534 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2024-11-28 04:09:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 04:09:52,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 04:09:52,535 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-11-28 04:09:52,535 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-11-28 04:09:52,536 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-11-28 04:09:52,536 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-11-28 04:09:52,536 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 04:09:52,537 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 04:09:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 04:09:52,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 04:09:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2024-11-28 04:09:52,537 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2024-11-28 04:09:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-11-28 04:09:52,537 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-11-28 04:09:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 04:09:52,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 04:09:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2024-11-28 04:09:52,537 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2024-11-28 04:09:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-11-28 04:09:52,537 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-11-28 04:09:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_64 [2024-11-28 04:09:52,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_64 [2024-11-28 04:09:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2024-11-28 04:09:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2024-11-28 04:09:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-28 04:09:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-28 04:09:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-11-28 04:09:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-11-28 04:09:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2024-11-28 04:09:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2024-11-28 04:09:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-11-28 04:09:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-11-28 04:09:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-11-28 04:09:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-11-28 04:09:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-11-28 04:09:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-11-28 04:09:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 04:09:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 04:09:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 04:09:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 04:09:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-11-28 04:09:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-11-28 04:09:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2024-11-28 04:09:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-28 04:09:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 04:09:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 04:09:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-28 04:09:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2024-11-28 04:09:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2024-11-28 04:09:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 04:09:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 04:09:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-11-28 04:09:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-28 04:09:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-28 04:09:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-28 04:09:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2024-11-28 04:09:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2024-11-28 04:09:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 04:09:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 04:09:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 04:09:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 04:09:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-11-28 04:09:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-11-28 04:09:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-11-28 04:09:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-11-28 04:09:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 04:09:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 04:09:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-28 04:09:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-28 04:09:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2024-11-28 04:09:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2024-11-28 04:09:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-11-28 04:09:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-11-28 04:09:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 04:09:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-28 04:09:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-28 04:09:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-28 04:09:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-11-28 04:09:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-11-28 04:09:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:09:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 04:09:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 04:09:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-28 04:09:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-28 04:09:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:09:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 04:09:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 04:09:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 04:09:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 04:09:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-11-28 04:09:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-11-28 04:09:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:09:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:09:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:09:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:09:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:09:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:09:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 04:09:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 04:09:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 04:09:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-11-28 04:09:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-11-28 04:09:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:09:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:09:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-28 04:09:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-28 04:09:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:09:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:09:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2024-11-28 04:09:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-28 04:09:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-11-28 04:09:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-28 04:09:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 04:09:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2024-11-28 04:09:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2024-11-28 04:09:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-11-28 04:09:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2024-11-28 04:09:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-28 04:09:52,560 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-28 04:09:52,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:09:52,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-11-28 04:09:52,561 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 04:09:52,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 04:09:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 04:09:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 04:09:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 04:09:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-11-28 04:09:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-11-28 04:09:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 04:09:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 04:09:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-28 04:09:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-28 04:09:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2024-11-28 04:09:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2024-11-28 04:09:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-11-28 04:09:52,562 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-11-28 04:09:52,562 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2024-11-28 04:09:52,567 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2024-11-28 04:09:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 04:09:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 04:09:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 04:09:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 04:09:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 04:09:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 04:09:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 04:09:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 04:09:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 04:09:52,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 04:09:52,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 04:09:52,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 04:09:52,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 04:09:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2024-11-28 04:09:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2024-11-28 04:09:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 04:09:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-11-28 04:09:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2024-11-28 04:09:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-11-28 04:09:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 04:09:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 04:09:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-11-28 04:09:52,569 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-11-28 04:09:52,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-28 04:09:52,569 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-11-28 04:09:52,569 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-28 04:09:52,569 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-28 04:09:52,569 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2024-11-28 04:09:52,569 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2024-11-28 04:09:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 04:09:52,570 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 04:09:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2024-11-28 04:09:52,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2024-11-28 04:09:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 04:09:52,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 04:09:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-11-28 04:09:52,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-11-28 04:09:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-11-28 04:09:52,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-11-28 04:09:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 04:09:52,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 04:09:52,570 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-28 04:09:52,570 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-28 04:09:52,574 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-11-28 04:09:52,574 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-11-28 04:09:52,574 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-11-28 04:09:52,574 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-11-28 04:09:52,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-28 04:09:52,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-28 04:09:52,575 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 04:09:52,575 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 04:09:52,575 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 04:09:52,575 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 04:09:52,575 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2024-11-28 04:09:52,575 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2024-11-28 04:09:52,575 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2024-11-28 04:09:52,575 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2024-11-28 04:09:52,575 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 04:09:52,576 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 04:09:52,576 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2024-11-28 04:09:52,576 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2024-11-28 04:09:52,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:09:52,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:09:52,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:09:52,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:09:52,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:09:52,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:09:52,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:09:52,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:09:52,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:09:52,577 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-28 04:09:52,577 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-28 04:09:52,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 04:09:52,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 04:09:52,579 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2024-11-28 04:09:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2024-11-28 04:09:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2024-11-28 04:09:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2024-11-28 04:09:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-11-28 04:09:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-11-28 04:09:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2024-11-28 04:09:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2024-11-28 04:09:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-28 04:09:52,580 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-28 04:09:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2024-11-28 04:09:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2024-11-28 04:09:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 04:09:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2024-11-28 04:09:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-11-28 04:09:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-28 04:09:52,581 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:09:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-28 04:09:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-28 04:09:52,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-28 04:09:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-28 04:09:52,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 04:09:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 04:09:52,582 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-28 04:09:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-28 04:09:53,996 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:09:54,000 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:09:54,572 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 04:09:56,349 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1380#1.base, #t~mem1380#1.offset := read~$Pointer$#3(~sc#1.base, 141 + ~sc#1.offset, 8); [2024-11-28 04:09:56,350 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881: SUMMARY for call lmc_trace(#t~mem1380#1.base, #t~mem1380#1.offset, 129, 0); srcloc: null [2024-11-28 04:09:56,350 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L12881-1: havoc #t~mem1380#1.base, #t~mem1380#1.offset; [2024-11-28 04:10:09,516 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 04:10:11,695 INFO L? ?]: Removed 2487 outVars from TransFormulas that were not future-live. [2024-11-28 04:10:11,696 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:10:11,775 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:10:11,775 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 04:10:11,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:10:11 BoogieIcfgContainer [2024-11-28 04:10:11,776 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:10:11,782 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:10:11,782 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:10:11,790 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:10:11,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:09:43" (1/3) ... [2024-11-28 04:10:11,792 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@318991be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:10:11, skipping insertion in model container [2024-11-28 04:10:11,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:09:49" (2/3) ... [2024-11-28 04:10:11,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@318991be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:10:11, skipping insertion in model container [2024-11-28 04:10:11,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:10:11" (3/3) ... [2024-11-28 04:10:11,795 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-28 04:10:11,813 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:10:11,817 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wan-lmc-lmc.cil.i that has 129 procedures, 3139 locations, 1 initial locations, 11 loop locations, and 3 error locations. [2024-11-28 04:10:12,024 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:10:12,043 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;@205aff7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:10:12,043 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-28 04:10:12,064 INFO L276 IsEmpty]: Start isEmpty. Operand has 3105 states, 2149 states have (on average 1.3345742205677058) internal successors, (2868), 2219 states have internal predecessors, (2868), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 784 states have call predecessors, (827), 827 states have call successors, (827) [2024-11-28 04:10:12,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-28 04:10:12,117 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:12,118 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:10:12,119 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)] === [2024-11-28 04:10:12,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:12,126 INFO L85 PathProgramCache]: Analyzing trace with hash -2049265762, now seen corresponding path program 1 times [2024-11-28 04:10:12,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:10:12,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570362223] [2024-11-28 04:10:12,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:12,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:10:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:18,327 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 04:10:18,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:10:18,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570362223] [2024-11-28 04:10:18,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570362223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:10:18,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:10:18,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:10:18,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250887557] [2024-11-28 04:10:18,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:10:18,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:10:18,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:10:18,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:10:18,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:10:18,389 INFO L87 Difference]: Start difference. First operand has 3105 states, 2149 states have (on average 1.3345742205677058) internal successors, (2868), 2219 states have internal predecessors, (2868), 834 states have call successors, (834), 120 states have call predecessors, (834), 119 states have return successors, (827), 784 states have call predecessors, (827), 827 states have call successors, (827) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-28 04:10:22,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:23,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:10:23,954 INFO L93 Difference]: Finished difference Result 9133 states and 14031 transitions. [2024-11-28 04:10:23,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:10:23,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 195 [2024-11-28 04:10:23,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:10:24,110 INFO L225 Difference]: With dead ends: 9133 [2024-11-28 04:10:24,111 INFO L226 Difference]: Without dead ends: 6052 [2024-11-28 04:10:24,190 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 [2024-11-28 04:10:24,195 INFO L435 NwaCegarLoop]: 4486 mSDtfsCounter, 4303 mSDsluCounter, 4412 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4303 SdHoareTripleChecker+Valid, 8898 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:10:24,196 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4303 Valid, 8898 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 04:10:24,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6052 states. [2024-11-28 04:10:24,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6052 to 6048. [2024-11-28 04:10:24,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6048 states, 4207 states have (on average 1.3116234846684098) internal successors, (5518), 4346 states have internal predecessors, (5518), 1604 states have call successors, (1604), 235 states have call predecessors, (1604), 234 states have return successors, (1600), 1514 states have call predecessors, (1600), 1600 states have call successors, (1600) [2024-11-28 04:10:25,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6048 states to 6048 states and 8722 transitions. [2024-11-28 04:10:25,081 INFO L78 Accepts]: Start accepts. Automaton has 6048 states and 8722 transitions. Word has length 195 [2024-11-28 04:10:25,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:10:25,086 INFO L471 AbstractCegarLoop]: Abstraction has 6048 states and 8722 transitions. [2024-11-28 04:10:25,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-28 04:10:25,087 INFO L276 IsEmpty]: Start isEmpty. Operand 6048 states and 8722 transitions. [2024-11-28 04:10:25,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-28 04:10:25,111 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:25,112 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:10:25,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:10:25,112 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)] === [2024-11-28 04:10:25,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:25,113 INFO L85 PathProgramCache]: Analyzing trace with hash 2120405016, now seen corresponding path program 1 times [2024-11-28 04:10:25,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:10:25,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912080748] [2024-11-28 04:10:25,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:25,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:10:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:29,515 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 04:10:29,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:10:29,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912080748] [2024-11-28 04:10:29,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912080748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:10:29,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:10:29,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:10:29,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938578717] [2024-11-28 04:10:29,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:10:29,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:10:29,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:10:29,522 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:10:29,522 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:10:29,522 INFO L87 Difference]: Start difference. First operand 6048 states and 8722 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 04:10:33,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:34,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:10:34,595 INFO L93 Difference]: Finished difference Result 17576 states and 25346 transitions. [2024-11-28 04:10:34,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:10:34,596 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 206 [2024-11-28 04:10:34,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:10:34,767 INFO L225 Difference]: With dead ends: 17576 [2024-11-28 04:10:34,767 INFO L226 Difference]: Without dead ends: 11563 [2024-11-28 04:10:34,830 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 [2024-11-28 04:10:34,832 INFO L435 NwaCegarLoop]: 4522 mSDtfsCounter, 4027 mSDsluCounter, 4428 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4027 SdHoareTripleChecker+Valid, 8950 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:10:34,833 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4027 Valid, 8950 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 04:10:34,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11563 states. [2024-11-28 04:10:35,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11563 to 11533. [2024-11-28 04:10:35,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11533 states, 7998 states have (on average 1.3074518629657415) internal successors, (10457), 8270 states have internal predecessors, (10457), 3075 states have call successors, (3075), 458 states have call predecessors, (3075), 457 states have return successors, (3095), 2892 states have call predecessors, (3095), 3071 states have call successors, (3095) [2024-11-28 04:10:35,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11533 states to 11533 states and 16627 transitions. [2024-11-28 04:10:35,956 INFO L78 Accepts]: Start accepts. Automaton has 11533 states and 16627 transitions. Word has length 206 [2024-11-28 04:10:35,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:10:35,957 INFO L471 AbstractCegarLoop]: Abstraction has 11533 states and 16627 transitions. [2024-11-28 04:10:35,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 04:10:35,958 INFO L276 IsEmpty]: Start isEmpty. Operand 11533 states and 16627 transitions. [2024-11-28 04:10:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-28 04:10:35,974 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:35,975 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:10:35,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:10:35,975 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)] === [2024-11-28 04:10:35,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:35,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1799995434, now seen corresponding path program 1 times [2024-11-28 04:10:35,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:10:35,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354339844] [2024-11-28 04:10:35,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:35,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:10:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:41,774 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 04:10:41,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:10:41,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354339844] [2024-11-28 04:10:41,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354339844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:10:41,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:10:41,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:10:41,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923666628] [2024-11-28 04:10:41,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:10:41,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:10:41,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:10:41,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:10:41,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:10:41,785 INFO L87 Difference]: Start difference. First operand 11533 states and 16627 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 04:10:45,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:10:47,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:10:47,328 INFO L93 Difference]: Finished difference Result 34147 states and 49237 transitions. [2024-11-28 04:10:47,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:10:47,332 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 212 [2024-11-28 04:10:47,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:10:47,628 INFO L225 Difference]: With dead ends: 34147 [2024-11-28 04:10:47,629 INFO L226 Difference]: Without dead ends: 22649 [2024-11-28 04:10:47,711 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:10:47,713 INFO L435 NwaCegarLoop]: 4614 mSDtfsCounter, 4332 mSDsluCounter, 4355 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4332 SdHoareTripleChecker+Valid, 8969 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:10:47,715 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4332 Valid, 8969 Invalid, 18 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 04:10:47,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22649 states. [2024-11-28 04:10:49,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22649 to 22599. [2024-11-28 04:10:49,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22599 states, 15678 states have (on average 1.3082663605051665) internal successors, (20511), 16222 states have internal predecessors, (20511), 6013 states have call successors, (6013), 910 states have call predecessors, (6013), 905 states have return successors, (6069), 5638 states have call predecessors, (6069), 6009 states have call successors, (6069) [2024-11-28 04:10:49,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22599 states to 22599 states and 32593 transitions. [2024-11-28 04:10:49,702 INFO L78 Accepts]: Start accepts. Automaton has 22599 states and 32593 transitions. Word has length 212 [2024-11-28 04:10:49,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:10:49,704 INFO L471 AbstractCegarLoop]: Abstraction has 22599 states and 32593 transitions. [2024-11-28 04:10:49,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 04:10:49,706 INFO L276 IsEmpty]: Start isEmpty. Operand 22599 states and 32593 transitions. [2024-11-28 04:10:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-28 04:10:49,716 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:49,717 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:10:49,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:10:49,717 INFO L396 AbstractCegarLoop]: === Iteration 4 === 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)] === [2024-11-28 04:10:49,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:49,720 INFO L85 PathProgramCache]: Analyzing trace with hash 887581542, now seen corresponding path program 1 times [2024-11-28 04:10:49,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:10:49,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985570244] [2024-11-28 04:10:49,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:49,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:10:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:54,516 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 04:10:54,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:10:54,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985570244] [2024-11-28 04:10:54,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985570244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:10:54,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:10:54,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:10:54,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799551177] [2024-11-28 04:10:54,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:10:54,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:10:54,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:10:54,523 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:10:54,523 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:10:54,524 INFO L87 Difference]: Start difference. First operand 22599 states and 32593 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:10:58,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:11:01,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:11:01,131 INFO L93 Difference]: Finished difference Result 54686 states and 78905 transitions. [2024-11-28 04:11:01,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:11:01,132 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 212 [2024-11-28 04:11:01,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:11:01,643 INFO L225 Difference]: With dead ends: 54686 [2024-11-28 04:11:01,643 INFO L226 Difference]: Without dead ends: 32122 [2024-11-28 04:11:01,760 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:11:01,761 INFO L435 NwaCegarLoop]: 5297 mSDtfsCounter, 4039 mSDsluCounter, 4382 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4039 SdHoareTripleChecker+Valid, 9679 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:11:01,761 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4039 Valid, 9679 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-28 04:11:01,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32122 states. [2024-11-28 04:11:03,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32122 to 32090. [2024-11-28 04:11:03,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32090 states, 22354 states have (on average 1.3099668963049118) internal successors, (29283), 23147 states have internal predecessors, (29283), 8426 states have call successors, (8426), 1318 states have call predecessors, (8426), 1307 states have return successors, (8484), 7858 states have call predecessors, (8484), 8422 states have call successors, (8484) [2024-11-28 04:11:04,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32090 states to 32090 states and 46193 transitions. [2024-11-28 04:11:04,171 INFO L78 Accepts]: Start accepts. Automaton has 32090 states and 46193 transitions. Word has length 212 [2024-11-28 04:11:04,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:11:04,172 INFO L471 AbstractCegarLoop]: Abstraction has 32090 states and 46193 transitions. [2024-11-28 04:11:04,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:11:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 32090 states and 46193 transitions. [2024-11-28 04:11:04,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-28 04:11:04,180 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:11:04,180 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:11:04,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:11:04,181 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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)] === [2024-11-28 04:11:04,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:11:04,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1984275464, now seen corresponding path program 1 times [2024-11-28 04:11:04,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:11:04,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536389222] [2024-11-28 04:11:04,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:11:04,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:11:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:11:08,306 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 04:11:08,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:11:08,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536389222] [2024-11-28 04:11:08,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536389222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:11:08,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:11:08,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:11:08,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818509689] [2024-11-28 04:11:08,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:11:08,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:11:08,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:11:08,308 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:11:08,308 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:11:08,309 INFO L87 Difference]: Start difference. First operand 32090 states and 46193 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:11:12,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:11:14,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:11:14,797 INFO L93 Difference]: Finished difference Result 79388 states and 114078 transitions. [2024-11-28 04:11:14,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:11:14,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 209 [2024-11-28 04:11:14,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:11:15,452 INFO L225 Difference]: With dead ends: 79388 [2024-11-28 04:11:15,453 INFO L226 Difference]: Without dead ends: 47333 [2024-11-28 04:11:15,673 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 [2024-11-28 04:11:15,674 INFO L435 NwaCegarLoop]: 4520 mSDtfsCounter, 3671 mSDsluCounter, 4398 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3671 SdHoareTripleChecker+Valid, 8918 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:11:15,675 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3671 Valid, 8918 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 04:11:15,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47333 states. [2024-11-28 04:11:18,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47333 to 47263. [2024-11-28 04:11:19,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47263 states, 32981 states have (on average 1.3089960886571057) internal successors, (43172), 34215 states have internal predecessors, (43172), 12202 states have call successors, (12202), 2086 states have call predecessors, (12202), 2077 states have return successors, (12422), 11271 states have call predecessors, (12422), 12198 states have call successors, (12422) [2024-11-28 04:11:19,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47263 states to 47263 states and 67796 transitions. [2024-11-28 04:11:19,428 INFO L78 Accepts]: Start accepts. Automaton has 47263 states and 67796 transitions. Word has length 209 [2024-11-28 04:11:19,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:11:19,432 INFO L471 AbstractCegarLoop]: Abstraction has 47263 states and 67796 transitions. [2024-11-28 04:11:19,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:11:19,433 INFO L276 IsEmpty]: Start isEmpty. Operand 47263 states and 67796 transitions. [2024-11-28 04:11:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-28 04:11:19,451 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:11:19,451 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 15, 15, 15, 15, 15, 15, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:11:19,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:11:19,451 INFO L396 AbstractCegarLoop]: === Iteration 6 === 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)] === [2024-11-28 04:11:19,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:11:19,452 INFO L85 PathProgramCache]: Analyzing trace with hash 592599866, now seen corresponding path program 1 times [2024-11-28 04:11:19,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:11:19,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692768940] [2024-11-28 04:11:19,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:11:19,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:11:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:11:24,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1049 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1038 trivial. 0 not checked. [2024-11-28 04:11:24,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:11:24,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692768940] [2024-11-28 04:11:24,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692768940] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:11:24,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:11:24,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:11:24,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004900755] [2024-11-28 04:11:24,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:11:24,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:11:24,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:11:24,793 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:11:24,793 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:11:24,794 INFO L87 Difference]: Start difference. First operand 47263 states and 67796 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-28 04:11:28,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:11:31,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:11:31,840 INFO L93 Difference]: Finished difference Result 127506 states and 183091 transitions. [2024-11-28 04:11:31,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:11:31,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 239 [2024-11-28 04:11:31,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:11:32,619 INFO L225 Difference]: With dead ends: 127506 [2024-11-28 04:11:32,619 INFO L226 Difference]: Without dead ends: 80278 [2024-11-28 04:11:32,898 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 [2024-11-28 04:11:32,900 INFO L435 NwaCegarLoop]: 4670 mSDtfsCounter, 4375 mSDsluCounter, 4436 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4375 SdHoareTripleChecker+Valid, 9106 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:11:32,901 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4375 Valid, 9106 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 04:11:33,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80278 states. [2024-11-28 04:11:36,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80278 to 80220. [2024-11-28 04:11:36,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80220 states, 55900 states have (on average 1.30824686940966) internal successors, (73131), 57987 states have internal predecessors, (73131), 20832 states have call successors, (20832), 3506 states have call predecessors, (20832), 3485 states have return successors, (21264), 19252 states have call predecessors, (21264), 20828 states have call successors, (21264) [2024-11-28 04:11:37,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80220 states to 80220 states and 115227 transitions. [2024-11-28 04:11:37,850 INFO L78 Accepts]: Start accepts. Automaton has 80220 states and 115227 transitions. Word has length 239 [2024-11-28 04:11:37,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:11:37,851 INFO L471 AbstractCegarLoop]: Abstraction has 80220 states and 115227 transitions. [2024-11-28 04:11:37,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-28 04:11:37,852 INFO L276 IsEmpty]: Start isEmpty. Operand 80220 states and 115227 transitions. [2024-11-28 04:11:37,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-28 04:11:37,874 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:11:37,875 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:11:37,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:11:37,875 INFO L396 AbstractCegarLoop]: === Iteration 7 === 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)] === [2024-11-28 04:11:37,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:11:37,876 INFO L85 PathProgramCache]: Analyzing trace with hash -324281460, now seen corresponding path program 1 times [2024-11-28 04:11:37,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:11:37,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536477680] [2024-11-28 04:11:37,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:11:37,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:11:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:11:41,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2024-11-28 04:11:41,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:11:41,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536477680] [2024-11-28 04:11:41,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536477680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:11:41,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:11:41,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:11:41,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960409810] [2024-11-28 04:11:41,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:11:41,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:11:41,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:11:41,990 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:11:41,990 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:11:41,990 INFO L87 Difference]: Start difference. First operand 80220 states and 115227 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-28 04:11:46,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:11:51,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:11:51,519 INFO L93 Difference]: Finished difference Result 235674 states and 338808 transitions. [2024-11-28 04:11:51,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:11:51,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 253 [2024-11-28 04:11:51,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:11:53,103 INFO L225 Difference]: With dead ends: 235674 [2024-11-28 04:11:53,103 INFO L226 Difference]: Without dead ends: 156792 [2024-11-28 04:11:53,778 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 [2024-11-28 04:11:53,778 INFO L435 NwaCegarLoop]: 6714 mSDtfsCounter, 4265 mSDsluCounter, 4419 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4265 SdHoareTripleChecker+Valid, 11133 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:11:53,779 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4265 Valid, 11133 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 04:11:53,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156792 states.