./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-mutex_drivers-net-can-mcp251x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 34736e16fed7ff8cc88604084fa777d707e75948c95ce657a43a86ad92782d71 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:36:10,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:36:10,065 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:36:10,068 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:36:10,068 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:36:10,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:36:10,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:36:10,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:36:10,082 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:36:10,082 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:36:10,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:36:10,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:36:10,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:36:10,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:36:10,082 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:36:10,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:36:10,083 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:36:10,083 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:36:10,084 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:36:10,084 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:36:10,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:36:10,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:36:10,084 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:36:10,084 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:36:10,084 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:36:10,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:36:10,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:36:10,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:36:10,084 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:36:10,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:36:10,085 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:36:10,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:36:10,085 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:36:10,085 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:36:10,085 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:36:10,085 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:36:10,085 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34736e16fed7ff8cc88604084fa777d707e75948c95ce657a43a86ad92782d71 [2025-01-09 19:36:10,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:36:10,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:36:10,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:36:10,289 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:36:10,290 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:36:10,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i [2025-01-09 19:36:11,432 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bac5db2d1/ece708b0c7d54b4abf3f785e2d594749/FLAG4c6645869 [2025-01-09 19:36:11,952 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:36:11,955 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i [2025-01-09 19:36:11,994 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bac5db2d1/ece708b0c7d54b4abf3f785e2d594749/FLAG4c6645869 [2025-01-09 19:36:12,017 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bac5db2d1/ece708b0c7d54b4abf3f785e2d594749 [2025-01-09 19:36:12,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:36:12,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:36:12,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:36:12,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:36:12,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:36:12,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:36:12" (1/1) ... [2025-01-09 19:36:12,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bfc908c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:12, skipping insertion in model container [2025-01-09 19:36:12,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:36:12" (1/1) ... [2025-01-09 19:36:12,103 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:36:13,542 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278128,278141] [2025-01-09 19:36:13,544 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278294,278307] [2025-01-09 19:36:13,545 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278458,278471] [2025-01-09 19:36:13,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278623,278636] [2025-01-09 19:36:13,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:36:13,610 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:36:13,676 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"); [5334] [2025-01-09 19:36:13,677 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)); [5341] [2025-01-09 19:36:13,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5348] [2025-01-09 19:36:13,680 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5388-5389] [2025-01-09 19:36:13,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5394-5396] [2025-01-09 19:36:13,855 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278128,278141] [2025-01-09 19:36:13,856 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278294,278307] [2025-01-09 19:36:13,856 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278458,278471] [2025-01-09 19:36:13,856 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i[278623,278636] [2025-01-09 19:36:13,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:36:13,989 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:36:13,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13 WrapperNode [2025-01-09 19:36:13,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:36:13,993 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:36:13,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:36:13,993 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:36:13,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,201 INFO L138 Inliner]: procedures = 340, calls = 2037, calls flagged for inlining = 199, calls inlined = 180, statements flattened = 5303 [2025-01-09 19:36:14,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:36:14,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:36:14,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:36:14,203 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:36:14,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,236 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,866 INFO L175 MemorySlicer]: Split 1271 memory accesses to 21 slices as follows [3, 1084, 8, 12, 3, 8, 2, 1, 25, 8, 3, 12, 28, 2, 7, 10, 40, 11, 1, 2, 1]. 85 percent of accesses are in the largest equivalence class. The 728 initializations are split as follows [0, 686, 8, 0, 0, 8, 0, 0, 0, 8, 3, 12, 0, 0, 0, 0, 0, 0, 1, 2, 0]. The 270 writes are split as follows [0, 206, 0, 0, 2, 0, 1, 0, 23, 0, 0, 0, 28, 1, 6, 2, 0, 1, 0, 0, 0]. [2025-01-09 19:36:14,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,867 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,942 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:14,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:15,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:36:15,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:36:15,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:36:15,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:36:15,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (1/1) ... [2025-01-09 19:36:15,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:36:15,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:36:15,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:36:15,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:36:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:36:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:36:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:36:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:36:15,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:36:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:36:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:36:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:36:15,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:36:15,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:36:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:36:15,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2025-01-09 19:36:15,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2025-01-09 19:36:15,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2025-01-09 19:36:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2025-01-09 19:36:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-01-09 19:36:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 19:36:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2025-01-09 19:36:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2025-01-09 19:36:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 19:36:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 19:36:15,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-01-09 19:36:15,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2025-01-09 19:36:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2025-01-09 19:36:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2025-01-09 19:36:15,084 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2025-01-09 19:36:15,084 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2025-01-09 19:36:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2025-01-09 19:36:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2025-01-09 19:36:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-09 19:36:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:36:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:36:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2025-01-09 19:36:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 19:36:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-01-09 19:36:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-01-09 19:36:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2025-01-09 19:36:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2025-01-09 19:36:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-01-09 19:36:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2025-01-09 19:36:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2025-01-09 19:36:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-01-09 19:36:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2025-01-09 19:36:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2025-01-09 19:36:15,090 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 19:36:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 19:36:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2025-01-09 19:36:15,091 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2025-01-09 19:36:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:36:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:36:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:36:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:36:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:36:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:36:15,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 19:36:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-01-09 19:36:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2025-01-09 19:36:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2025-01-09 19:36:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2025-01-09 19:36:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:36:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-01-09 19:36:15,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2025-01-09 19:36:15,093 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2025-01-09 19:36:15,093 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-01-09 19:36:15,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-01-09 19:36:15,093 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-01-09 19:36:15,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mcp_lock_of_mcp251x_priv [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mcp_lock_of_mcp251x_priv [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mcp_lock_of_mcp251x_priv [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mcp_lock_of_mcp251x_priv [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-01-09 19:36:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2025-01-09 19:36:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2025-01-09 19:36:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-01-09 19:36:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-01-09 19:36:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 19:36:15,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 19:36:15,101 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2025-01-09 19:36:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-01-09 19:36:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 19:36:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2025-01-09 19:36:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2025-01-09 19:36:15,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-01-09 19:36:15,102 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2025-01-09 19:36:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2025-01-09 19:36:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2025-01-09 19:36:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2025-01-09 19:36:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2025-01-09 19:36:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2025-01-09 19:36:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 19:36:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 19:36:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:36:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:36:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-01-09 19:36:15,105 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-01-09 19:36:15,756 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:36:15,763 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:36:16,322 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:36:26,311 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 19:36:26,793 INFO L? ?]: Removed 2142 outVars from TransFormulas that were not future-live. [2025-01-09 19:36:26,793 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:36:26,823 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:36:26,824 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 19:36:26,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:36:26 BoogieIcfgContainer [2025-01-09 19:36:26,824 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:36:26,826 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:36:26,826 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:36:26,829 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:36:26,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:36:12" (1/3) ... [2025-01-09 19:36:26,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@102c29d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:36:26, skipping insertion in model container [2025-01-09 19:36:26,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:36:13" (2/3) ... [2025-01-09 19:36:26,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@102c29d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:36:26, skipping insertion in model container [2025-01-09 19:36:26,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:36:26" (3/3) ... [2025-01-09 19:36:26,831 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i [2025-01-09 19:36:26,841 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:36:26,844 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-can-mcp251x.cil.i that has 100 procedures, 1795 locations, 1 initial locations, 43 loop locations, and 3 error locations. [2025-01-09 19:36:26,908 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:36:26,915 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;@76e9fbd1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:36:26,915 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-01-09 19:36:26,921 INFO L276 IsEmpty]: Start isEmpty. Operand has 1693 states, 1243 states have (on average 1.3242156074014482) internal successors, (1646), 1266 states have internal predecessors, (1646), 369 states have call successors, (369), 79 states have call predecessors, (369), 78 states have return successors, (360), 354 states have call predecessors, (360), 360 states have call successors, (360) [2025-01-09 19:36:26,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-01-09 19:36:26,932 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:36:26,933 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:36:26,933 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:36:26,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:36:26,936 INFO L85 PathProgramCache]: Analyzing trace with hash 415992281, now seen corresponding path program 1 times [2025-01-09 19:36:26,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:36:26,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289162771] [2025-01-09 19:36:26,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:36:26,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:36:32,942 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-01-09 19:36:33,212 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-01-09 19:36:33,213 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:36:33,213 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:36:33,786 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2025-01-09 19:36:33,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:36:33,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289162771] [2025-01-09 19:36:33,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289162771] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:36:33,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:36:33,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:36:33,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195196725] [2025-01-09 19:36:33,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:36:33,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:36:33,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:36:33,812 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:36:33,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:36:33,817 INFO L87 Difference]: Start difference. First operand has 1693 states, 1243 states have (on average 1.3242156074014482) internal successors, (1646), 1266 states have internal predecessors, (1646), 369 states have call successors, (369), 79 states have call predecessors, (369), 78 states have return successors, (360), 354 states have call predecessors, (360), 360 states have call successors, (360) Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:36:37,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:36:38,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:36:38,265 INFO L93 Difference]: Finished difference Result 4728 states and 6765 transitions. [2025-01-09 19:36:38,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:36:38,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 149 [2025-01-09 19:36:38,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:36:38,305 INFO L225 Difference]: With dead ends: 4728 [2025-01-09 19:36:38,305 INFO L226 Difference]: Without dead ends: 3044 [2025-01-09 19:36:38,317 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:36:38,319 INFO L435 NwaCegarLoop]: 2376 mSDtfsCounter, 1956 mSDsluCounter, 2281 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1956 SdHoareTripleChecker+Valid, 4657 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-01-09 19:36:38,321 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1956 Valid, 4657 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-01-09 19:36:38,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3044 states. [2025-01-09 19:36:38,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3044 to 3025. [2025-01-09 19:36:38,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3025 states, 2213 states have (on average 1.2950745594215995) internal successors, (2866), 2258 states have internal predecessors, (2866), 660 states have call successors, (660), 153 states have call predecessors, (660), 149 states have return successors, (698), 636 states have call predecessors, (698), 656 states have call successors, (698) [2025-01-09 19:36:38,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 3025 states and 4224 transitions. [2025-01-09 19:36:38,498 INFO L78 Accepts]: Start accepts. Automaton has 3025 states and 4224 transitions. Word has length 149 [2025-01-09 19:36:38,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:36:38,502 INFO L471 AbstractCegarLoop]: Abstraction has 3025 states and 4224 transitions. [2025-01-09 19:36:38,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:36:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 4224 transitions. [2025-01-09 19:36:38,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-01-09 19:36:38,510 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:36:38,511 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:36:38,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 19:36:38,511 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:36:38,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:36:38,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1267595525, now seen corresponding path program 1 times [2025-01-09 19:36:38,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:36:38,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448332336] [2025-01-09 19:36:38,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:36:38,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:36:43,529 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-01-09 19:36:43,587 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-01-09 19:36:43,588 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:36:43,588 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:36:43,909 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2025-01-09 19:36:43,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:36:43,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448332336] [2025-01-09 19:36:43,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448332336] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:36:43,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:36:43,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:36:43,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933988184] [2025-01-09 19:36:43,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:36:43,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:36:43,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:36:43,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:36:43,915 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:36:43,915 INFO L87 Difference]: Start difference. First operand 3025 states and 4224 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:36:47,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:36:48,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:36:48,247 INFO L93 Difference]: Finished difference Result 8882 states and 12411 transitions. [2025-01-09 19:36:48,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:36:48,248 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 151 [2025-01-09 19:36:48,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:36:48,278 INFO L225 Difference]: With dead ends: 8882 [2025-01-09 19:36:48,278 INFO L226 Difference]: Without dead ends: 5884 [2025-01-09 19:36:48,289 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:36:48,290 INFO L435 NwaCegarLoop]: 2336 mSDtfsCounter, 2196 mSDsluCounter, 2264 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2196 SdHoareTripleChecker+Valid, 4600 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-01-09 19:36:48,291 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2196 Valid, 4600 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-01-09 19:36:48,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5884 states. [2025-01-09 19:36:48,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5884 to 5880. [2025-01-09 19:36:48,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5880 states, 4318 states have (on average 1.296201945345067) internal successors, (5597), 4400 states have internal predecessors, (5597), 1264 states have call successors, (1264), 302 states have call predecessors, (1264), 295 states have return successors, (1344), 1223 states have call predecessors, (1344), 1260 states have call successors, (1344) [2025-01-09 19:36:48,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 5880 states and 8205 transitions. [2025-01-09 19:36:48,472 INFO L78 Accepts]: Start accepts. Automaton has 5880 states and 8205 transitions. Word has length 151 [2025-01-09 19:36:48,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:36:48,473 INFO L471 AbstractCegarLoop]: Abstraction has 5880 states and 8205 transitions. [2025-01-09 19:36:48,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:36:48,474 INFO L276 IsEmpty]: Start isEmpty. Operand 5880 states and 8205 transitions. [2025-01-09 19:36:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-01-09 19:36:48,478 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:36:48,478 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:36:48,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:36:48,478 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:36:48,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:36:48,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1520219222, now seen corresponding path program 1 times [2025-01-09 19:36:48,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:36:48,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627183312] [2025-01-09 19:36:48,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:36:48,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:36:53,458 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-01-09 19:36:53,526 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-01-09 19:36:53,526 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:36:53,526 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:36:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2025-01-09 19:36:53,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:36:53,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627183312] [2025-01-09 19:36:53,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627183312] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:36:53,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:36:53,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:36:53,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167108750] [2025-01-09 19:36:53,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:36:53,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:36:53,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:36:53,895 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:36:53,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:36:53,895 INFO L87 Difference]: Start difference. First operand 5880 states and 8205 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-09 19:36:57,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:36:58,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:36:58,970 INFO L93 Difference]: Finished difference Result 16914 states and 23579 transitions. [2025-01-09 19:36:58,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:36:58,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 151 [2025-01-09 19:36:58,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:36:59,035 INFO L225 Difference]: With dead ends: 16914 [2025-01-09 19:36:59,036 INFO L226 Difference]: Without dead ends: 11061 [2025-01-09 19:36:59,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:36:59,067 INFO L435 NwaCegarLoop]: 2357 mSDtfsCounter, 2022 mSDsluCounter, 2227 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2022 SdHoareTripleChecker+Valid, 4584 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:36:59,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2022 Valid, 4584 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-01-09 19:36:59,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11061 states. [2025-01-09 19:36:59,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11061 to 11036. [2025-01-09 19:36:59,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11036 states, 8066 states have (on average 1.2902305975700472) internal successors, (10407), 8236 states have internal predecessors, (10407), 2382 states have call successors, (2382), 598 states have call predecessors, (2382), 585 states have return successors, (2482), 2293 states have call predecessors, (2482), 2378 states have call successors, (2482) [2025-01-09 19:36:59,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11036 states to 11036 states and 15271 transitions. [2025-01-09 19:36:59,432 INFO L78 Accepts]: Start accepts. Automaton has 11036 states and 15271 transitions. Word has length 151 [2025-01-09 19:36:59,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:36:59,432 INFO L471 AbstractCegarLoop]: Abstraction has 11036 states and 15271 transitions. [2025-01-09 19:36:59,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-09 19:36:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 11036 states and 15271 transitions. [2025-01-09 19:36:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-01-09 19:36:59,434 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:36:59,435 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:36:59,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:36:59,435 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:36:59,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:36:59,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1075175854, now seen corresponding path program 1 times [2025-01-09 19:36:59,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:36:59,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000949076] [2025-01-09 19:36:59,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:36:59,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:37:04,289 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-01-09 19:37:04,347 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-01-09 19:37:04,348 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:37:04,348 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:37:04,648 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2025-01-09 19:37:04,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:37:04,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000949076] [2025-01-09 19:37:04,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000949076] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:37:04,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:37:04,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:37:04,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634545555] [2025-01-09 19:37:04,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:37:04,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:37:04,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:37:04,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:37:04,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:04,650 INFO L87 Difference]: Start difference. First operand 11036 states and 15271 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-09 19:37:08,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:37:09,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:37:09,351 INFO L93 Difference]: Finished difference Result 26646 states and 36779 transitions. [2025-01-09 19:37:09,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:37:09,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 152 [2025-01-09 19:37:09,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:37:09,424 INFO L225 Difference]: With dead ends: 26646 [2025-01-09 19:37:09,424 INFO L226 Difference]: Without dead ends: 15637 [2025-01-09 19:37:09,461 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:09,461 INFO L435 NwaCegarLoop]: 2347 mSDtfsCounter, 2146 mSDsluCounter, 2268 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2146 SdHoareTripleChecker+Valid, 4615 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:37:09,462 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2146 Valid, 4615 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 61 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2025-01-09 19:37:09,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15637 states. [2025-01-09 19:37:09,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15637 to 15612. [2025-01-09 19:37:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15612 states, 11390 states have (on average 1.2819139596136961) internal successors, (14601), 11638 states have internal predecessors, (14601), 3348 states have call successors, (3348), 890 states have call predecessors, (3348), 871 states have return successors, (3492), 3205 states have call predecessors, (3492), 3344 states have call successors, (3492) [2025-01-09 19:37:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15612 states to 15612 states and 21441 transitions. [2025-01-09 19:37:09,875 INFO L78 Accepts]: Start accepts. Automaton has 15612 states and 21441 transitions. Word has length 152 [2025-01-09 19:37:09,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:37:09,877 INFO L471 AbstractCegarLoop]: Abstraction has 15612 states and 21441 transitions. [2025-01-09 19:37:09,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-09 19:37:09,878 INFO L276 IsEmpty]: Start isEmpty. Operand 15612 states and 21441 transitions. [2025-01-09 19:37:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2025-01-09 19:37:09,882 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:37:09,882 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:37:09,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:37:09,882 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:37:09,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:37:09,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1142865458, now seen corresponding path program 1 times [2025-01-09 19:37:09,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:37:09,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600537975] [2025-01-09 19:37:09,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:37:09,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:37:14,973 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 160 statements into 1 equivalence classes. [2025-01-09 19:37:15,019 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 160 of 160 statements. [2025-01-09 19:37:15,020 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:37:15,020 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:37:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2025-01-09 19:37:15,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:37:15,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600537975] [2025-01-09 19:37:15,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600537975] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:37:15,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:37:15,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:37:15,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659161431] [2025-01-09 19:37:15,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:37:15,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:37:15,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:37:15,266 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:37:15,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:15,266 INFO L87 Difference]: Start difference. First operand 15612 states and 21441 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:37:19,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:37:19,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:37:19,992 INFO L93 Difference]: Finished difference Result 46230 states and 63799 transitions. [2025-01-09 19:37:19,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:37:19,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 160 [2025-01-09 19:37:19,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:37:20,111 INFO L225 Difference]: With dead ends: 46230 [2025-01-09 19:37:20,111 INFO L226 Difference]: Without dead ends: 30645 [2025-01-09 19:37:20,154 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:20,155 INFO L435 NwaCegarLoop]: 2336 mSDtfsCounter, 2259 mSDsluCounter, 2272 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2259 SdHoareTripleChecker+Valid, 4608 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-01-09 19:37:20,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2259 Valid, 4608 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-01-09 19:37:20,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30645 states. [2025-01-09 19:37:20,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30645 to 30604. [2025-01-09 19:37:20,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30604 states, 22326 states have (on average 1.2822269999104183) internal successors, (28627), 22856 states have internal predecessors, (28627), 6558 states have call successors, (6558), 1766 states have call predecessors, (6558), 1717 states have return successors, (7110), 6225 states have call predecessors, (7110), 6554 states have call successors, (7110) [2025-01-09 19:37:20,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30604 states to 30604 states and 42295 transitions. [2025-01-09 19:37:21,015 INFO L78 Accepts]: Start accepts. Automaton has 30604 states and 42295 transitions. Word has length 160 [2025-01-09 19:37:21,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:37:21,015 INFO L471 AbstractCegarLoop]: Abstraction has 30604 states and 42295 transitions. [2025-01-09 19:37:21,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:37:21,015 INFO L276 IsEmpty]: Start isEmpty. Operand 30604 states and 42295 transitions. [2025-01-09 19:37:21,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2025-01-09 19:37:21,020 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:37:21,020 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 11, 11, 11, 11, 11, 11, 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] [2025-01-09 19:37:21,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:37:21,020 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:37:21,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:37:21,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1776272924, now seen corresponding path program 1 times [2025-01-09 19:37:21,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:37:21,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946003631] [2025-01-09 19:37:21,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:37:21,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:37:26,425 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-01-09 19:37:26,477 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-01-09 19:37:26,478 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:37:26,478 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:37:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2025-01-09 19:37:26,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:37:26,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946003631] [2025-01-09 19:37:26,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946003631] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:37:26,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:37:26,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:37:26,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473781913] [2025-01-09 19:37:26,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:37:26,705 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:37:26,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:37:26,705 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:37:26,705 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:26,706 INFO L87 Difference]: Start difference. First operand 30604 states and 42295 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:37:30,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:37:31,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:37:31,645 INFO L93 Difference]: Finished difference Result 74326 states and 102511 transitions. [2025-01-09 19:37:31,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:37:31,646 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 176 [2025-01-09 19:37:31,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:37:31,848 INFO L225 Difference]: With dead ends: 74326 [2025-01-09 19:37:31,849 INFO L226 Difference]: Without dead ends: 43749 [2025-01-09 19:37:31,947 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:37:31,948 INFO L435 NwaCegarLoop]: 2794 mSDtfsCounter, 2171 mSDsluCounter, 2276 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2171 SdHoareTripleChecker+Valid, 5070 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:37:31,949 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2171 Valid, 5070 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-01-09 19:37:31,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43749 states. [2025-01-09 19:37:32,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43749 to 43700. [2025-01-09 19:37:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43700 states, 32016 states have (on average 1.278954272863568) internal successors, (40947), 32820 states have internal predecessors, (40947), 9188 states have call successors, (9188), 2558 states have call predecessors, (9188), 2493 states have return successors, (9870), 8683 states have call predecessors, (9870), 9184 states have call successors, (9870) [2025-01-09 19:37:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43700 states to 43700 states and 60005 transitions. [2025-01-09 19:37:33,185 INFO L78 Accepts]: Start accepts. Automaton has 43700 states and 60005 transitions. Word has length 176 [2025-01-09 19:37:33,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:37:33,185 INFO L471 AbstractCegarLoop]: Abstraction has 43700 states and 60005 transitions. [2025-01-09 19:37:33,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-01-09 19:37:33,186 INFO L276 IsEmpty]: Start isEmpty. Operand 43700 states and 60005 transitions. [2025-01-09 19:37:33,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-01-09 19:37:33,188 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:37:33,188 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 11, 11, 11, 11, 11, 11, 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] [2025-01-09 19:37:33,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:37:33,189 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:37:33,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:37:33,189 INFO L85 PathProgramCache]: Analyzing trace with hash 893426001, now seen corresponding path program 1 times [2025-01-09 19:37:33,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:37:33,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883456712] [2025-01-09 19:37:33,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:37:33,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms