./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc 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-challenges/linux-3.14_complex_emg_linux-drivers-clk1_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 384d76f2b579c3776890746933030ac5fcfc9487f32fbc530ea50ee4dc8551b1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 08:01:55,021 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 08:01:55,076 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 08:01:55,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 08:01:55,079 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 08:01:55,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 08:01:55,101 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 08:01:55,101 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 08:01:55,102 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 08:01:55,102 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 08:01:55,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 08:01:55,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 08:01:55,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 08:01:55,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 08:01:55,103 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 08:01:55,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 08:01:55,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 08:01:55,104 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 08:01:55,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 08:01:55,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 08:01:55,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 08:01:55,104 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 08:01:55,104 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 08:01:55,104 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 08:01:55,104 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 08:01:55,105 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 08:01:55,105 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 08:01:55,105 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 08:01:55,105 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 08:01:55,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 08:01:55,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 08:01:55,105 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 08:01:55,106 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 08:01:55,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 08:01:55,106 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 08:01:55,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 08:01:55,106 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 08:01:55,106 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 08:01:55,106 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 08:01:55,106 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 08:01:55,106 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 -> 384d76f2b579c3776890746933030ac5fcfc9487f32fbc530ea50ee4dc8551b1 [2025-02-06 08:01:55,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 08:01:55,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 08:01:55,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 08:01:55,373 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 08:01:55,373 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 08:01:55,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2025-02-06 08:01:56,563 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1f0d487a9/2f4a6723c33a4de3bc4a208b38500142/FLAGe2dc7e4cf [2025-02-06 08:01:57,124 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 08:01:57,126 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2025-02-06 08:01:57,157 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1f0d487a9/2f4a6723c33a4de3bc4a208b38500142/FLAGe2dc7e4cf [2025-02-06 08:01:57,170 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1f0d487a9/2f4a6723c33a4de3bc4a208b38500142 [2025-02-06 08:01:57,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 08:01:57,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 08:01:57,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 08:01:57,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 08:01:57,177 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 08:01:57,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 08:01:57" (1/1) ... [2025-02-06 08:01:57,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@126030d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:57, skipping insertion in model container [2025-02-06 08:01:57,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 08:01:57" (1/1) ... [2025-02-06 08:01:57,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 08:01:58,621 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-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2025-02-06 08:01:58,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 08:01:58,684 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 08:01:58,747 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"); [5328] [2025-02-06 08:01:58,749 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)); [5335] [2025-02-06 08:01:58,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5342] [2025-02-06 08:01:58,751 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/e5e3e20/linux-drivers-clk1/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5382-5383] [2025-02-06 08:01:58,751 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"); [5388-5390] [2025-02-06 08:01:58,887 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-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2025-02-06 08:01:58,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 08:01:58,988 INFO L204 MainTranslator]: Completed translation [2025-02-06 08:01:58,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58 WrapperNode [2025-02-06 08:01:58,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 08:01:58,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 08:01:58,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 08:01:58,991 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 08:01:58,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,059 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,238 INFO L138 Inliner]: procedures = 306, calls = 1981, calls flagged for inlining = 184, calls inlined = 172, statements flattened = 5261 [2025-02-06 08:01:59,239 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 08:01:59,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 08:01:59,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 08:01:59,239 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 08:01:59,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,274 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,769 INFO L175 MemorySlicer]: Split 1271 memory accesses to 21 slices as follows [10, 1, 8, 2, 8, 12, 1, 40, 12, 1084, 8, 3, 3, 3, 25, 11, 2, 28, 7, 1, 2]. 85 percent of accesses are in the largest equivalence class. The 728 initializations are split as follows [0, 0, 8, 0, 8, 12, 0, 0, 0, 686, 8, 0, 0, 3, 0, 0, 0, 0, 0, 1, 2]. The 270 writes are split as follows [2, 0, 0, 1, 0, 0, 0, 0, 0, 206, 0, 0, 2, 0, 23, 1, 1, 28, 6, 0, 0]. [2025-02-06 08:01:59,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,897 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:01:59,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 08:01:59,996 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 08:01:59,997 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 08:01:59,997 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 08:01:59,998 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (1/1) ... [2025-02-06 08:02:00,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 08:02:00,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 08:02:00,030 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) [2025-02-06 08:02:00,032 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 [2025-02-06 08:02:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 08:02:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 08:02:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 08:02:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 08:02:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 08:02:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 08:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-02-06 08:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-02-06 08:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-02-06 08:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-02-06 08:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-02-06 08:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-02-06 08:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-02-06 08:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-02-06 08:02:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-02-06 08:02:00,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-02-06 08:02:00,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-02-06 08:02:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 08:02:00,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 08:02:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-02-06 08:02:00,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-02-06 08:02:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-02-06 08:02:00,054 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-02-06 08:02:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2025-02-06 08:02:00,054 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2025-02-06 08:02:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 08:02:00,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 08:02:00,054 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2025-02-06 08:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-02-06 08:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2025-02-06 08:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-02-06 08:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2025-02-06 08:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2025-02-06 08:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2025-02-06 08:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2025-02-06 08:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-02-06 08:02:00,055 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 08:02:00,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-02-06 08:02:00,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2025-02-06 08:02:00,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2025-02-06 08:02:00,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-02-06 08:02:00,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2025-02-06 08:02:00,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2025-02-06 08:02:00,056 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-02-06 08:02:00,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-02-06 08:02:00,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-02-06 08:02:00,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-02-06 08:02:00,057 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2025-02-06 08:02:00,059 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2025-02-06 08:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2025-02-06 08:02:00,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2025-02-06 08:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-02-06 08:02:00,059 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-02-06 08:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2025-02-06 08:02:00,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2025-02-06 08:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-02-06 08:02:00,059 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-02-06 08:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-02-06 08:02:00,059 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-02-06 08:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2025-02-06 08:02:00,059 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2025-02-06 08:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-02-06 08:02:00,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-02-06 08:02:00,059 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-02-06 08:02:00,060 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2025-02-06 08:02:00,060 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-02-06 08:02:00,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2025-02-06 08:02:00,060 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2025-02-06 08:02:00,060 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-02-06 08:02:00,060 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2025-02-06 08:02:00,060 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 08:02:00,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-02-06 08:02:00,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-02-06 08:02:00,061 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-02-06 08:02:00,061 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2025-02-06 08:02:00,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2025-02-06 08:02:00,064 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2025-02-06 08:02:00,064 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2025-02-06 08:02:00,064 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2025-02-06 08:02:00,064 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-06 08:02:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-02-06 08:02:00,065 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-02-06 08:02:00,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2025-02-06 08:02:00,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-02-06 08:02:00,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2025-02-06 08:02:00,068 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2025-02-06 08:02:00,068 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 08:02:00,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-02-06 08:02:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 08:02:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-02-06 08:02:00,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-02-06 08:02:00,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-02-06 08:02:00,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-02-06 08:02:00,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-02-06 08:02:00,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-02-06 08:02:00,070 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2025-02-06 08:02:00,070 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2025-02-06 08:02:00,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 08:02:00,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 08:02:00,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-02-06 08:02:00,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2025-02-06 08:02:00,074 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-02-06 08:02:00,074 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2025-02-06 08:02:00,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-02-06 08:02:00,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2025-02-06 08:02:00,074 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-02-06 08:02:00,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-02-06 08:02:00,074 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2025-02-06 08:02:00,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2025-02-06 08:02:00,074 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-06 08:02:00,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-06 08:02:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-02-06 08:02:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2025-02-06 08:02:00,075 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2025-02-06 08:02:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2025-02-06 08:02:00,075 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2025-02-06 08:02:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2025-02-06 08:02:00,075 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2025-02-06 08:02:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-02-06 08:02:00,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-02-06 08:02:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 08:02:00,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 08:02:00,075 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-02-06 08:02:00,075 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-02-06 08:02:00,687 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 08:02:00,692 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 08:02:01,246 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 08:02:01,327 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5344-1: test_and_clear_bit_#res#1 := 1; [2025-02-06 08:02:01,327 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10498: havoc netpoll_trap_#t~nondet815#1; [2025-02-06 08:02:01,330 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10544: havoc #t~nondet826; [2025-02-06 08:02:01,357 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10432: havoc #t~ret812.base, #t~ret812.offset; [2025-02-06 08:02:02,126 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5949: call ULTIMATE.dealloc(~#t~1.base, ~#t~1.offset);havoc ~#t~1.base, ~#t~1.offset;call ULTIMATE.dealloc(~#m~1.base, ~#m~1.offset);havoc ~#m~1.base, ~#m~1.offset; [2025-02-06 08:02:02,635 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10494: havoc #t~nondet814; [2025-02-06 08:02:02,647 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10416: havoc #t~nondet808; [2025-02-06 08:02:02,656 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5591: havoc #t~mem104.base, #t~mem104.offset; [2025-02-06 08:02:02,715 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5469: havoc #t~mem72.base, #t~mem72.offset; [2025-02-06 08:02:02,747 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10368: havoc #t~nondet802; [2025-02-06 08:02:02,766 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10484: havoc netdev_err_#t~nondet813#1; [2025-02-06 08:02:02,766 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6575: call ULTIMATE.dealloc(~#frame~1#1.base, ~#frame~1#1.offset);havoc ~#frame~1#1.base, ~#frame~1#1.offset; [2025-02-06 08:02:02,766 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10371: havoc alloc_can_err_skb_#t~ret803#1.base, alloc_can_err_skb_#t~ret803#1.offset; [2025-02-06 08:02:02,800 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5398: havoc arch_irqs_disabled_flags_#t~bitwise20#1; [2025-02-06 08:02:02,823 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10518: havoc #t~nondet820; [2025-02-06 08:02:02,850 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10522: havoc regulator_enable_#t~nondet821#1; [2025-02-06 08:02:02,888 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5350: havoc constant_test_bit_#t~mem4#1;havoc constant_test_bit_#t~bitwise5#1; [2025-02-06 08:02:02,974 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6902: call ULTIMATE.dealloc(~#__key~0#1.base, ~#__key~0#1.offset);havoc ~#__key~0#1.base, ~#__key~0#1.offset;call ULTIMATE.dealloc(~#__key___0~0#1.base, ~#__key___0~0#1.offset);havoc ~#__key___0~0#1.base, ~#__key___0~0#1.offset;call ULTIMATE.dealloc(~#__constr_expr_0~0#1.base, ~#__constr_expr_0~0#1.offset);havoc ~#__constr_expr_0~0#1.base, ~#__constr_expr_0~0#1.offset;call ULTIMATE.dealloc(~#__key___1~0#1.base, ~#__key___1~0#1.offset);havoc ~#__key___1~0#1.base, ~#__key___1~0#1.offset;call ULTIMATE.dealloc(~#__constr_expr_1~0#1.base, ~#__constr_expr_1~0#1.offset);havoc ~#__constr_expr_1~0#1.base, ~#__constr_expr_1~0#1.offset; [2025-02-06 08:02:02,974 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9803-1: ldv_request_threaded_irq_17_#res#1 := ldv_request_threaded_irq_17_~ldv_func_res~0#1; [2025-02-06 08:02:02,974 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10526: havoc request_threaded_irq_#t~nondet822#1; [2025-02-06 08:02:02,974 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9106-1: ldv_request_threaded_irq_#res#1 := ldv_request_threaded_irq_~arg0#1; [2025-02-06 08:02:02,974 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10345: havoc __alloc_workqueue_key_#t~ret800#1.base, __alloc_workqueue_key_#t~ret800#1.offset; [2025-02-06 08:02:02,974 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10502: havoc open_candev_#t~nondet816#1; [2025-02-06 08:02:03,195 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10540: havoc spi_setup_#t~nondet825#1; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9071-1: ldv_register_candev_#res#1 := ldv_register_candev_~arg0#1; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10426: havoc devm_clk_get_#t~ret810#1.base, devm_clk_get_#t~ret810#1.offset; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10377: havoc alloc_candev_#t~ret805#1.base, alloc_candev_#t~ret805#1.offset; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5440: havoc dev_get_platdata_#t~mem49#1.base, dev_get_platdata_#t~mem49#1.offset; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10397: havoc clk_get_rate_#t~nondet807#1; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10514: havoc register_candev_#t~nondet819#1; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10532: havoc spi_get_device_id_#t~ret823#1.base, spi_get_device_id_#t~ret823#1.offset; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10352: havoc __dynamic_dev_dbg_#t~nondet801#1; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6472: call ULTIMATE.dealloc(mcp251x_hw_probe_~#descriptor~0#1.base, mcp251x_hw_probe_~#descriptor~0#1.offset);havoc mcp251x_hw_probe_~#descriptor~0#1.base, mcp251x_hw_probe_~#descriptor~0#1.offset; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5451: havoc is_device_dma_capable_#t~mem57#1.base, is_device_dma_capable_#t~mem57#1.offset;havoc is_device_dma_capable_#t~mem58#1.base, is_device_dma_capable_#t~mem58#1.offset;havoc is_device_dma_capable_#t~mem59#1;havoc is_device_dma_capable_#t~short60#1; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7053: call ULTIMATE.dealloc(~#__key~1#1.base, ~#__key~1#1.offset);havoc ~#__key~1#1.base, ~#__key~1#1.offset; [2025-02-06 08:02:03,196 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9828-1: ldv_register_candev_19_#res#1 := ldv_register_candev_19_~ldv_func_res~1#1; [2025-02-06 08:02:03,460 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5859: call ULTIMATE.dealloc(spi_write_~#t~0#1.base, spi_write_~#t~0#1.offset);havoc spi_write_~#t~0#1.base, spi_write_~#t~0#1.offset;call ULTIMATE.dealloc(spi_write_~#m~0#1.base, spi_write_~#m~0#1.offset);havoc spi_write_~#m~0#1.base, spi_write_~#m~0#1.offset; [2025-02-06 08:02:03,600 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6103: call ULTIMATE.dealloc(mcp251x_hw_tx_~#buf~0#1.base, mcp251x_hw_tx_~#buf~0#1.offset);havoc mcp251x_hw_tx_~#buf~0#1.base, mcp251x_hw_tx_~#buf~0#1.offset; [2025-02-06 08:02:03,626 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9889: havoc ldv_dev_get_drvdata_#t~mem760#1.base, ldv_dev_get_drvdata_#t~mem760#1.offset;havoc ldv_dev_get_drvdata_#t~mem761#1.base, ldv_dev_get_drvdata_#t~mem761#1.offset; [2025-02-06 08:02:03,684 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10429: havoc devm_kmalloc_#t~ret811#1.base, devm_kmalloc_#t~ret811#1.offset; [2025-02-06 08:02:03,987 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6189: call ULTIMATE.dealloc(~#frame~0#1.base, ~#frame~0#1.offset);havoc ~#frame~0#1.base, ~#frame~0#1.offset;call ULTIMATE.dealloc(~#buf~1#1.base, ~#buf~1#1.offset);havoc ~#buf~1#1.base, ~#buf~1#1.offset; [2025-02-06 08:02:03,988 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10374: havoc alloc_can_skb_#t~ret804#1.base, alloc_can_skb_#t~ret804#1.offset; [2025-02-06 08:02:03,991 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5912: havoc #t~mem181; [2025-02-06 08:02:04,008 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10510: havoc queue_work_on_#t~nondet818#1; [2025-02-06 08:02:11,006 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6712: call ULTIMATE.dealloc(mcp251x_can_ist_~#intf~0#1.base, mcp251x_can_ist_~#intf~0#1.offset);havoc mcp251x_can_ist_~#intf~0#1.base, mcp251x_can_ist_~#intf~0#1.offset;call ULTIMATE.dealloc(mcp251x_can_ist_~#eflag~0#1.base, mcp251x_can_ist_~#eflag~0#1.offset);havoc mcp251x_can_ist_~#eflag~0#1.base, mcp251x_can_ist_~#eflag~0#1.offset; [2025-02-06 08:02:11,007 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret828#1 := main_#res#1;havoc main_#t~ret602#1, main_~tmp~47#1;assume { :end_inline_main } true; [2025-02-06 08:02:11,007 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9393-1: ldv_spi_register_driver_#res#1 := ldv_spi_register_driver_~arg0#1; [2025-02-06 08:02:11,007 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10387: havoc can_get_echo_skb_#t~nondet806#1; [2025-02-06 08:02:11,007 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9871-1: ldv_spi_register_driver_23_#res#1 := ldv_spi_register_driver_23_~ldv_func_res~2#1; [2025-02-06 08:02:11,007 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-06 08:02:11,007 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10536: havoc spi_register_driver_#t~nondet824#1; [2025-02-06 08:02:11,498 INFO L? ?]: Removed 2116 outVars from TransFormulas that were not future-live. [2025-02-06 08:02:11,498 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 08:02:11,563 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 08:02:11,563 INFO L337 CfgBuilder]: Removed 1 assume(true) statements. [2025-02-06 08:02:11,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 08:02:11 BoogieIcfgContainer [2025-02-06 08:02:11,563 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 08:02:11,567 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 08:02:11,567 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 08:02:11,571 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 08:02:11,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 08:01:57" (1/3) ... [2025-02-06 08:02:11,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@793ac00b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 08:02:11, skipping insertion in model container [2025-02-06 08:02:11,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:01:58" (2/3) ... [2025-02-06 08:02:11,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@793ac00b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 08:02:11, skipping insertion in model container [2025-02-06 08:02:11,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 08:02:11" (3/3) ... [2025-02-06 08:02:11,572 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2025-02-06 08:02:11,582 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 08:02:11,584 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i that has 96 procedures, 1761 locations, 1 initial locations, 43 loop locations, and 1 error locations. [2025-02-06 08:02:11,651 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 08:02:11,660 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;@5d70f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 08:02:11,660 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 08:02:11,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 1659 states, 1222 states have (on average 1.32569558101473) internal successors, (1620), 1242 states have internal predecessors, (1620), 362 states have call successors, (362), 75 states have call predecessors, (362), 74 states have return successors, (353), 346 states have call predecessors, (353), 353 states have call successors, (353) [2025-02-06 08:02:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-02-06 08:02:11,684 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:02:11,684 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] [2025-02-06 08:02:11,684 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:02:11,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:02:11,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1051885834, now seen corresponding path program 1 times [2025-02-06 08:02:11,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:02:11,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343099023] [2025-02-06 08:02:11,693 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:02:11,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:02:17,077 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-02-06 08:02:17,354 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-02-06 08:02:17,356 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:02:17,357 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:02:17,947 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2025-02-06 08:02:17,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:02:17,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343099023] [2025-02-06 08:02:17,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343099023] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:02:17,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:02:17,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 08:02:17,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494229879] [2025-02-06 08:02:17,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:02:17,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:02:17,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:02:17,971 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:02:17,972 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:02:17,976 INFO L87 Difference]: Start difference. First operand has 1659 states, 1222 states have (on average 1.32569558101473) internal successors, (1620), 1242 states have internal predecessors, (1620), 362 states have call successors, (362), 75 states have call predecessors, (362), 74 states have return successors, (353), 346 states have call predecessors, (353), 353 states have call successors, (353) 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) [2025-02-06 08:02:22,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 08:02:23,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 08:02:23,200 INFO L93 Difference]: Finished difference Result 4820 states and 6877 transitions. [2025-02-06 08:02:23,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:02:23,202 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 [2025-02-06 08:02:23,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 08:02:23,234 INFO L225 Difference]: With dead ends: 4820 [2025-02-06 08:02:23,234 INFO L226 Difference]: Without dead ends: 3175 [2025-02-06 08:02:23,245 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 [2025-02-06 08:02:23,247 INFO L435 NwaCegarLoop]: 2265 mSDtfsCounter, 2177 mSDsluCounter, 2191 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2177 SdHoareTripleChecker+Valid, 4456 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2025-02-06 08:02:23,247 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2177 Valid, 4456 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 150 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2025-02-06 08:02:23,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3175 states. [2025-02-06 08:02:23,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3175 to 3175. [2025-02-06 08:02:23,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3175 states, 2359 states have (on average 1.3094531581178466) internal successors, (3089), 2400 states have internal predecessors, (3089), 671 states have call successors, (671), 145 states have call predecessors, (671), 144 states have return successors, (667), 653 states have call predecessors, (667), 667 states have call successors, (667) [2025-02-06 08:02:23,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 3175 states and 4427 transitions. [2025-02-06 08:02:23,441 INFO L78 Accepts]: Start accepts. Automaton has 3175 states and 4427 transitions. Word has length 151 [2025-02-06 08:02:23,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 08:02:23,442 INFO L471 AbstractCegarLoop]: Abstraction has 3175 states and 4427 transitions. [2025-02-06 08:02:23,442 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) [2025-02-06 08:02:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 4427 transitions. [2025-02-06 08:02:23,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-02-06 08:02:23,454 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:02:23,454 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] [2025-02-06 08:02:23,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 08:02:23,455 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:02:23,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:02:23,455 INFO L85 PathProgramCache]: Analyzing trace with hash -2008376424, now seen corresponding path program 1 times [2025-02-06 08:02:23,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:02:23,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829594722] [2025-02-06 08:02:23,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:02:23,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:02:28,139 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-02-06 08:02:28,224 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-02-06 08:02:28,224 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:02:28,224 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:02:28,453 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2025-02-06 08:02:28,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:02:28,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829594722] [2025-02-06 08:02:28,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829594722] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:02:28,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:02:28,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 08:02:28,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210651677] [2025-02-06 08:02:28,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:02:28,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:02:28,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:02:28,455 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:02:28,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:02:28,456 INFO L87 Difference]: Start difference. First operand 3175 states and 4427 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-02-06 08:02:32,493 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 [] [2025-02-06 08:02:33,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 08:02:33,654 INFO L93 Difference]: Finished difference Result 6334 states and 8832 transitions. [2025-02-06 08:02:33,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:02:33,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 209 [2025-02-06 08:02:33,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 08:02:33,681 INFO L225 Difference]: With dead ends: 6334 [2025-02-06 08:02:33,681 INFO L226 Difference]: Without dead ends: 4711 [2025-02-06 08:02:33,690 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 [2025-02-06 08:02:33,691 INFO L435 NwaCegarLoop]: 4301 mSDtfsCounter, 2135 mSDsluCounter, 2194 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2135 SdHoareTripleChecker+Valid, 6495 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2025-02-06 08:02:33,691 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2135 Valid, 6495 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 206 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-02-06 08:02:33,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4711 states. [2025-02-06 08:02:33,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4711 to 4711. [2025-02-06 08:02:33,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4711 states, 3506 states have (on average 1.3103251568739305) internal successors, (4594), 3566 states have internal predecessors, (4594), 989 states have call successors, (989), 216 states have call predecessors, (989), 215 states have return successors, (985), 964 states have call predecessors, (985), 985 states have call successors, (985) [2025-02-06 08:02:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 4711 states and 6568 transitions. [2025-02-06 08:02:33,885 INFO L78 Accepts]: Start accepts. Automaton has 4711 states and 6568 transitions. Word has length 209 [2025-02-06 08:02:33,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 08:02:33,886 INFO L471 AbstractCegarLoop]: Abstraction has 4711 states and 6568 transitions. [2025-02-06 08:02:33,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-02-06 08:02:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 4711 states and 6568 transitions. [2025-02-06 08:02:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-02-06 08:02:33,894 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:02:33,894 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] [2025-02-06 08:02:33,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 08:02:33,895 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:02:33,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:02:33,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1046762407, now seen corresponding path program 1 times [2025-02-06 08:02:33,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:02:33,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842242320] [2025-02-06 08:02:33,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:02:33,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:02:38,585 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-02-06 08:02:38,650 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-02-06 08:02:38,650 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:02:38,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:02:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2025-02-06 08:02:39,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:02:39,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842242320] [2025-02-06 08:02:39,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842242320] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:02:39,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:02:39,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 08:02:39,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652103646] [2025-02-06 08:02:39,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:02:39,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 08:02:39,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:02:39,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 08:02:39,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 08:02:39,280 INFO L87 Difference]: Start difference. First operand 4711 states and 6568 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-02-06 08:02:40,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 08:02:40,685 INFO L93 Difference]: Finished difference Result 9395 states and 13223 transitions. [2025-02-06 08:02:40,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 08:02:40,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 209 [2025-02-06 08:02:40,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 08:02:40,733 INFO L225 Difference]: With dead ends: 9395 [2025-02-06 08:02:40,733 INFO L226 Difference]: Without dead ends: 9391 [2025-02-06 08:02:40,737 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-06 08:02:40,738 INFO L435 NwaCegarLoop]: 2446 mSDtfsCounter, 2247 mSDsluCounter, 7073 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2248 SdHoareTripleChecker+Valid, 9519 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-02-06 08:02:40,739 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2248 Valid, 9519 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-02-06 08:02:40,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9391 states. [2025-02-06 08:02:40,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9391 to 9389. [2025-02-06 08:02:40,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9389 states, 6991 states have (on average 1.311114289801173) internal successors, (9166), 7110 states have internal predecessors, (9166), 1967 states have call successors, (1967), 433 states have call predecessors, (1967), 430 states have return successors, (2085), 1917 states have call predecessors, (2085), 1959 states have call successors, (2085) [2025-02-06 08:02:41,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9389 states to 9389 states and 13218 transitions. [2025-02-06 08:02:41,029 INFO L78 Accepts]: Start accepts. Automaton has 9389 states and 13218 transitions. Word has length 209 [2025-02-06 08:02:41,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 08:02:41,030 INFO L471 AbstractCegarLoop]: Abstraction has 9389 states and 13218 transitions. [2025-02-06 08:02:41,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-02-06 08:02:41,031 INFO L276 IsEmpty]: Start isEmpty. Operand 9389 states and 13218 transitions. [2025-02-06 08:02:41,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-02-06 08:02:41,040 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:02:41,040 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:02:41,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 08:02:41,040 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:02:41,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:02:41,041 INFO L85 PathProgramCache]: Analyzing trace with hash 226328986, now seen corresponding path program 1 times [2025-02-06 08:02:41,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:02:41,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734022930] [2025-02-06 08:02:41,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:02:41,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:02:45,748 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-02-06 08:02:45,806 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-02-06 08:02:45,806 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:02:45,806 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:02:46,405 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2025-02-06 08:02:46,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:02:46,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734022930] [2025-02-06 08:02:46,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734022930] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:02:46,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:02:46,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 08:02:46,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809646254] [2025-02-06 08:02:46,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:02:46,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 08:02:46,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:02:46,407 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 08:02:46,407 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 08:02:46,407 INFO L87 Difference]: Start difference. First operand 9389 states and 13218 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-06 08:02:47,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 08:02:47,387 INFO L93 Difference]: Finished difference Result 9395 states and 13223 transitions. [2025-02-06 08:02:47,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 08:02:47,391 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 214 [2025-02-06 08:02:47,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 08:02:47,447 INFO L225 Difference]: With dead ends: 9395 [2025-02-06 08:02:47,450 INFO L226 Difference]: Without dead ends: 9357 [2025-02-06 08:02:47,460 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-06 08:02:47,461 INFO L435 NwaCegarLoop]: 2228 mSDtfsCounter, 2224 mSDsluCounter, 4448 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2224 SdHoareTripleChecker+Valid, 6676 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-02-06 08:02:47,462 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2224 Valid, 6676 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-02-06 08:02:47,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9357 states. [2025-02-06 08:02:47,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9357 to 9357. [2025-02-06 08:02:47,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9357 states, 6974 states have (on average 1.3111557212503584) internal successors, (9144), 7090 states have internal predecessors, (9144), 1955 states have call successors, (1955), 429 states have call predecessors, (1955), 427 states have return successors, (2077), 1909 states have call predecessors, (2077), 1951 states have call successors, (2077) [2025-02-06 08:02:47,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9357 states to 9357 states and 13176 transitions. [2025-02-06 08:02:47,757 INFO L78 Accepts]: Start accepts. Automaton has 9357 states and 13176 transitions. Word has length 214 [2025-02-06 08:02:47,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 08:02:47,758 INFO L471 AbstractCegarLoop]: Abstraction has 9357 states and 13176 transitions. [2025-02-06 08:02:47,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-02-06 08:02:47,760 INFO L276 IsEmpty]: Start isEmpty. Operand 9357 states and 13176 transitions. [2025-02-06 08:02:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2025-02-06 08:02:47,788 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:02:47,788 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:02:47,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 08:02:47,788 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:02:47,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:02:47,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1912202186, now seen corresponding path program 1 times [2025-02-06 08:02:47,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:02:47,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356167825] [2025-02-06 08:02:47,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:02:47,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:02:52,405 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 311 statements into 1 equivalence classes. [2025-02-06 08:02:52,479 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 311 of 311 statements. [2025-02-06 08:02:52,479 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:02:52,479 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:02:52,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1016 trivial. 0 not checked. [2025-02-06 08:02:52,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:02:52,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356167825] [2025-02-06 08:02:52,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356167825] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:02:52,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:02:52,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 08:02:52,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552618693] [2025-02-06 08:02:52,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:02:52,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:02:52,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:02:52,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:02:52,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:02:52,913 INFO L87 Difference]: Start difference. First operand 9357 states and 13176 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2025-02-06 08:02:56,952 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 [] [2025-02-06 08:02:58,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 08:02:58,639 INFO L93 Difference]: Finished difference Result 27009 states and 38012 transitions. [2025-02-06 08:02:58,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:02:58,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 311 [2025-02-06 08:02:58,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 08:02:58,707 INFO L225 Difference]: With dead ends: 27009 [2025-02-06 08:02:58,707 INFO L226 Difference]: Without dead ends: 17679 [2025-02-06 08:02:58,743 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 [2025-02-06 08:02:58,744 INFO L435 NwaCegarLoop]: 2264 mSDtfsCounter, 1946 mSDsluCounter, 2127 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1946 SdHoareTripleChecker+Valid, 4391 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2025-02-06 08:02:58,744 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1946 Valid, 4391 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 238 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2025-02-06 08:02:58,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17679 states. [2025-02-06 08:02:59,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17679 to 17659. [2025-02-06 08:02:59,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17659 states, 13107 states have (on average 1.3064011596856642) internal successors, (17123), 13352 states have internal predecessors, (17123), 3703 states have call successors, (3703), 850 states have call predecessors, (3703), 848 states have return successors, (3855), 3600 states have call predecessors, (3855), 3699 states have call successors, (3855) [2025-02-06 08:02:59,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17659 states to 17659 states and 24681 transitions. [2025-02-06 08:02:59,237 INFO L78 Accepts]: Start accepts. Automaton has 17659 states and 24681 transitions. Word has length 311 [2025-02-06 08:02:59,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 08:02:59,237 INFO L471 AbstractCegarLoop]: Abstraction has 17659 states and 24681 transitions. [2025-02-06 08:02:59,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2025-02-06 08:02:59,238 INFO L276 IsEmpty]: Start isEmpty. Operand 17659 states and 24681 transitions. [2025-02-06 08:02:59,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2025-02-06 08:02:59,281 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:02:59,282 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 13, 13, 13, 13, 13, 13, 6, 6, 6, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:02:59,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 08:02:59,282 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:02:59,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:02:59,283 INFO L85 PathProgramCache]: Analyzing trace with hash 241297817, now seen corresponding path program 1 times [2025-02-06 08:02:59,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:02:59,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795046276] [2025-02-06 08:02:59,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:02:59,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:03:04,079 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 340 statements into 1 equivalence classes. [2025-02-06 08:03:04,138 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 340 of 340 statements. [2025-02-06 08:03:04,139 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:03:04,139 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:03:04,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-02-06 08:03:04,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:03:04,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795046276] [2025-02-06 08:03:04,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795046276] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:03:04,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:03:04,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 08:03:04,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648040596] [2025-02-06 08:03:04,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:03:04,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:03:04,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:03:04,423 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:03:04,423 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:03:04,423 INFO L87 Difference]: Start difference. First operand 17659 states and 24681 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2025-02-06 08:03:08,462 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 [] [2025-02-06 08:03:09,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 08:03:09,828 INFO L93 Difference]: Finished difference Result 43539 states and 60717 transitions. [2025-02-06 08:03:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:03:09,828 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 340 [2025-02-06 08:03:09,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 08:03:09,926 INFO L225 Difference]: With dead ends: 43539 [2025-02-06 08:03:09,926 INFO L226 Difference]: Without dead ends: 25907 [2025-02-06 08:03:09,972 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 [2025-02-06 08:03:09,973 INFO L435 NwaCegarLoop]: 2441 mSDtfsCounter, 2093 mSDsluCounter, 2176 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2093 SdHoareTripleChecker+Valid, 4617 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-02-06 08:03:09,973 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2093 Valid, 4617 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 168 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-02-06 08:03:09,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25907 states. [2025-02-06 08:03:10,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25907 to 25891. [2025-02-06 08:03:10,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25891 states, 19247 states have (on average 1.3009300150672831) internal successors, (25039), 19616 states have internal predecessors, (25039), 5363 states have call successors, (5363), 1282 states have call predecessors, (5363), 1280 states have return successors, (5557), 5208 states have call predecessors, (5557), 5359 states have call successors, (5557) [2025-02-06 08:03:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25891 states to 25891 states and 35959 transitions. [2025-02-06 08:03:10,656 INFO L78 Accepts]: Start accepts. Automaton has 25891 states and 35959 transitions. Word has length 340 [2025-02-06 08:03:10,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 08:03:10,657 INFO L471 AbstractCegarLoop]: Abstraction has 25891 states and 35959 transitions. [2025-02-06 08:03:10,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2025-02-06 08:03:10,657 INFO L276 IsEmpty]: Start isEmpty. Operand 25891 states and 35959 transitions. [2025-02-06 08:03:10,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2025-02-06 08:03:10,688 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:03:10,689 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 13, 13, 13, 13, 13, 13, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:03:10,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-06 08:03:10,689 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:03:10,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:03:10,689 INFO L85 PathProgramCache]: Analyzing trace with hash 866020540, now seen corresponding path program 1 times [2025-02-06 08:03:10,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:03:10,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046337055] [2025-02-06 08:03:10,689 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:03:10,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:03:15,277 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 322 statements into 1 equivalence classes. [2025-02-06 08:03:15,344 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 322 of 322 statements. [2025-02-06 08:03:15,345 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:03:15,346 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:03:15,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2025-02-06 08:03:15,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:03:15,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046337055] [2025-02-06 08:03:15,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046337055] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:03:15,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:03:15,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 08:03:15,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314002159] [2025-02-06 08:03:15,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:03:15,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:03:15,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:03:15,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:03:15,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:03:15,716 INFO L87 Difference]: Start difference. First operand 25891 states and 35959 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2025-02-06 08:03:19,757 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 []