./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC --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-dev-6497de0 [2024-11-24 01:37:14,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:37:14,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 01:37:14,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:37:14,138 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:37:14,167 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:37:14,169 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:37:14,169 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:37:14,170 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:37:14,170 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:37:14,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:37:14,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:37:14,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:37:14,172 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:37:14,172 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:37:14,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:37:14,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:37:14,173 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:37:14,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:37:14,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:37:14,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:37:14,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:37:14,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:37:14,174 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:37:14,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:37:14,174 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:37:14,174 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:37:14,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:37:14,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:37:14,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:37:14,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:37:14,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:37:14,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:37:14,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:37:14,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:37:14,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:37:14,177 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-24 01:37:14,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:37:14,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:37:14,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:37:14,562 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:37:14,563 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:37:14,564 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2024-11-24 01:37:17,577 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/data/44b74ecc9/50a790722d9a4771b960d52f66890531/FLAG72cb41493 [2024-11-24 01:37:18,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:37:18,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2024-11-24 01:37:18,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/data/44b74ecc9/50a790722d9a4771b960d52f66890531/FLAG72cb41493 [2024-11-24 01:37:18,357 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/data/44b74ecc9/50a790722d9a4771b960d52f66890531 [2024-11-24 01:37:18,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:37:18,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:37:18,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:37:18,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:37:18,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:37:18,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:37:18" (1/1) ... [2024-11-24 01:37:18,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de04cbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:18, skipping insertion in model container [2024-11-24 01:37:18,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:37:18" (1/1) ... [2024-11-24 01:37:18,511 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:37:20,373 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2024-11-24 01:37:20,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:37:20,477 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:37:20,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5328] [2024-11-24 01:37:20,678 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] [2024-11-24 01:37:20,680 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5342] [2024-11-24 01:37:20,685 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] [2024-11-24 01:37:20,686 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] [2024-11-24 01:37:20,969 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2024-11-24 01:37:20,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:37:21,137 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:37:21,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21 WrapperNode [2024-11-24 01:37:21,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:37:21,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:37:21,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:37:21,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:37:21,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:21,249 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:21,501 INFO L138 Inliner]: procedures = 306, calls = 1981, calls flagged for inlining = 184, calls inlined = 172, statements flattened = 5261 [2024-11-24 01:37:21,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:37:21,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:37:21,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:37:21,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:37:21,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:21,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:21,563 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:22,493 INFO L175 MemorySlicer]: Split 1271 memory accesses to 21 slices as follows [2, 3, 28, 7, 12, 10, 8, 11, 25, 8, 8, 3, 3, 12, 1084, 1, 1, 2, 1, 40, 2]. 85 percent of accesses are in the largest equivalence class. The 728 initializations are split as follows [0, 0, 0, 0, 0, 0, 8, 0, 0, 8, 8, 0, 3, 12, 686, 0, 0, 0, 1, 0, 2]. The 270 writes are split as follows [1, 2, 28, 6, 0, 2, 0, 1, 23, 0, 0, 0, 0, 0, 206, 0, 0, 1, 0, 0, 0]. [2024-11-24 01:37:22,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:22,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:22,644 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:22,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:22,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:22,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:22,764 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:22,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:37:22,822 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:37:22,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:37:22,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:37:22,824 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (1/1) ... [2024-11-24 01:37:22,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:37:22,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:37:22,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:37:22,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1dd97811-ff1a-468d-891a-4a3f0d6ac97d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:37:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 01:37:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 01:37:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 01:37:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 01:37:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 01:37:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 01:37:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 01:37:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 01:37:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 01:37:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 01:37:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 01:37:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 01:37:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 01:37:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 01:37:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 01:37:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 01:37:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 01:37:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 01:37:22,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-24 01:37:22,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-24 01:37:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-24 01:37:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 01:37:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 01:37:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 01:37:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 01:37:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 01:37:22,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 01:37:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 01:37:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 01:37:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 01:37:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 01:37:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 01:37:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 01:37:22,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 01:37:22,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 01:37:22,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 01:37:22,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 01:37:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-24 01:37:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-24 01:37:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2024-11-24 01:37:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2024-11-24 01:37:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 01:37:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 01:37:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2024-11-24 01:37:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2024-11-24 01:37:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-24 01:37:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-24 01:37:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2024-11-24 01:37:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2024-11-24 01:37:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-24 01:37:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-24 01:37:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2024-11-24 01:37:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2024-11-24 01:37:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2024-11-24 01:37:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2024-11-24 01:37:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-24 01:37:22,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2024-11-24 01:37:22,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-24 01:37:22,918 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 01:37:22,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 01:37:22,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 01:37:22,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 01:37:22,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 01:37:22,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 01:37:22,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 01:37:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 01:37:22,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 01:37:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2024-11-24 01:37:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2024-11-24 01:37:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 01:37:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2024-11-24 01:37:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2024-11-24 01:37:22,923 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:37:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-24 01:37:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2024-11-24 01:37:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-24 01:37:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-24 01:37:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-24 01:37:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-24 01:37:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 01:37:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2024-11-24 01:37:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-24 01:37:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-24 01:37:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-24 01:37:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-24 01:37:22,928 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2024-11-24 01:37:22,928 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2024-11-24 01:37:22,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-24 01:37:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-24 01:37:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-24 01:37:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-24 01:37:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 01:37:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 01:37:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 01:37:22,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 01:37:22,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 01:37:22,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 01:37:22,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 01:37:22,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 01:37:22,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 01:37:22,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 01:37:22,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 01:37:22,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 01:37:22,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 01:37:22,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 01:37:22,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 01:37:22,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 01:37:22,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 01:37:22,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 01:37:22,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-24 01:37:22,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-24 01:37:22,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-24 01:37:22,933 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2024-11-24 01:37:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2024-11-24 01:37:22,933 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 01:37:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 01:37:22,933 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2024-11-24 01:37:22,933 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2024-11-24 01:37:22,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 01:37:22,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 01:37:22,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 01:37:22,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 01:37:22,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 01:37:22,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 01:37:22,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 01:37:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 01:37:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 01:37:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 01:37:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 01:37:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 01:37:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 01:37:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 01:37:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-24 01:37:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2024-11-24 01:37:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2024-11-24 01:37:22,937 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2024-11-24 01:37:22,937 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-24 01:37:22,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 01:37:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2024-11-24 01:37:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2024-11-24 01:37:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:37:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:37:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:37:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:37:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:37:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:37:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:37:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:37:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:37:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:37:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:37:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:37:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:37:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:37:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:37:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:37:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:37:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:37:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:37:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2024-11-24 01:37:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-24 01:37:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2024-11-24 01:37:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2024-11-24 01:37:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 01:37:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 01:37:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 01:37:22,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2024-11-24 01:37:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2024-11-24 01:37:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 01:37:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2024-11-24 01:37:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-24 01:37:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-24 01:37:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-11-24 01:37:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-24 01:37:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-24 01:37:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2024-11-24 01:37:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 01:37:22,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-24 01:37:22,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 01:37:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2024-11-24 01:37:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:37:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:37:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2024-11-24 01:37:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-24 01:37:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2024-11-24 01:37:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-24 01:37:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2024-11-24 01:37:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-24 01:37:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-24 01:37:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 01:37:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 01:37:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2024-11-24 01:37:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2024-11-24 01:37:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2024-11-24 01:37:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2024-11-24 01:37:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 01:37:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-24 01:37:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2024-11-24 01:37:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2024-11-24 01:37:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2024-11-24 01:37:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2024-11-24 01:37:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2024-11-24 01:37:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2024-11-24 01:37:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-24 01:37:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-24 01:37:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:37:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:37:22,958 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-24 01:37:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-24 01:37:24,053 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:37:24,057 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:37:25,200 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 01:37:39,389 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-24 01:37:40,311 INFO L? ?]: Removed 2116 outVars from TransFormulas that were not future-live. [2024-11-24 01:37:40,312 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:37:40,379 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:37:40,380 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-24 01:37:40,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:37:40 BoogieIcfgContainer [2024-11-24 01:37:40,381 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:37:40,383 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:37:40,383 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:37:40,390 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:37:40,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:37:18" (1/3) ... [2024-11-24 01:37:40,391 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be8ce3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:37:40, skipping insertion in model container [2024-11-24 01:37:40,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:37:21" (2/3) ... [2024-11-24 01:37:40,391 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be8ce3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:37:40, skipping insertion in model container [2024-11-24 01:37:40,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:37:40" (3/3) ... [2024-11-24 01:37:40,393 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2024-11-24 01:37:40,413 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:37:40,417 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, 1760 locations, 1 initial locations, 43 loop locations, and 1 error locations. [2024-11-24 01:37:40,643 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:37:40,658 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;@469b1a81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:37:40,658 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:37:40,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 1658 states, 1221 states have (on average 1.3259623259623259) internal successors, (1619), 1241 states have internal predecessors, (1619), 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) [2024-11-24 01:37:40,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-24 01:37:40,693 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:37:40,694 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] [2024-11-24 01:37:40,694 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] === [2024-11-24 01:37:40,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:37:40,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1098306591, now seen corresponding path program 1 times [2024-11-24 01:37:40,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:37:40,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706604869] [2024-11-24 01:37:40,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:37:40,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:37:50,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:37:51,548 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-24 01:37:51,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:37:51,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706604869] [2024-11-24 01:37:51,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706604869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:37:51,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:37:51,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:37:51,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592371120] [2024-11-24 01:37:51,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:37:51,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:37:51,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:37:51,590 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:37:51,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:37:51,599 INFO L87 Difference]: Start difference. First operand has 1658 states, 1221 states have (on average 1.3259623259623259) internal successors, (1619), 1241 states have internal predecessors, (1619), 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) [2024-11-24 01:37:55,722 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 [] [2024-11-24 01:37:56,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:37:56,513 INFO L93 Difference]: Finished difference Result 4817 states and 6874 transitions. [2024-11-24 01:37:56,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:37:56,517 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 [2024-11-24 01:37:56,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:37:56,587 INFO L225 Difference]: With dead ends: 4817 [2024-11-24 01:37:56,588 INFO L226 Difference]: Without dead ends: 3173 [2024-11-24 01:37:56,610 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:37:56,616 INFO L435 NwaCegarLoop]: 2322 mSDtfsCounter, 2176 mSDsluCounter, 2248 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2176 SdHoareTripleChecker+Valid, 4570 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:37:56,617 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2176 Valid, 4570 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 01:37:56,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3173 states. [2024-11-24 01:37:57,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3173 to 3173. [2024-11-24 01:37:57,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3173 states, 2357 states have (on average 1.3097157403478998) internal successors, (3087), 2398 states have internal predecessors, (3087), 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) [2024-11-24 01:37:57,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 3173 states and 4425 transitions. [2024-11-24 01:37:57,076 INFO L78 Accepts]: Start accepts. Automaton has 3173 states and 4425 transitions. Word has length 151 [2024-11-24 01:37:57,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:37:57,078 INFO L471 AbstractCegarLoop]: Abstraction has 3173 states and 4425 transitions. [2024-11-24 01:37:57,078 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) [2024-11-24 01:37:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 4425 transitions. [2024-11-24 01:37:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-24 01:37:57,098 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:37:57,098 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] [2024-11-24 01:37:57,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 01:37:57,099 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] === [2024-11-24 01:37:57,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:37:57,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1401668424, now seen corresponding path program 1 times [2024-11-24 01:37:57,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:37:57,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274643638] [2024-11-24 01:37:57,100 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:37:57,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:38:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:38:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-24 01:38:06,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:38:06,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274643638] [2024-11-24 01:38:06,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274643638] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:38:06,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:38:06,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:38:06,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274622662] [2024-11-24 01:38:06,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:38:06,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:38:06,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:38:06,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:38:06,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:38:06,266 INFO L87 Difference]: Start difference. First operand 3173 states and 4425 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) [2024-11-24 01:38:10,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:38:10,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:38:10,864 INFO L93 Difference]: Finished difference Result 6330 states and 8828 transitions. [2024-11-24 01:38:10,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:38:10,866 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 [2024-11-24 01:38:10,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:38:10,915 INFO L225 Difference]: With dead ends: 6330 [2024-11-24 01:38:10,916 INFO L226 Difference]: Without dead ends: 4708 [2024-11-24 01:38:10,928 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:38:10,929 INFO L435 NwaCegarLoop]: 4415 mSDtfsCounter, 2134 mSDsluCounter, 2251 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2134 SdHoareTripleChecker+Valid, 6666 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:38:10,932 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2134 Valid, 6666 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-24 01:38:10,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4708 states. [2024-11-24 01:38:11,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4708 to 4708. [2024-11-24 01:38:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4708 states, 3503 states have (on average 1.3105909220668) internal successors, (4591), 3563 states have internal predecessors, (4591), 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) [2024-11-24 01:38:11,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4708 states to 4708 states and 6565 transitions. [2024-11-24 01:38:11,239 INFO L78 Accepts]: Start accepts. Automaton has 4708 states and 6565 transitions. Word has length 209 [2024-11-24 01:38:11,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:38:11,240 INFO L471 AbstractCegarLoop]: Abstraction has 4708 states and 6565 transitions. [2024-11-24 01:38:11,240 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) [2024-11-24 01:38:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 4708 states and 6565 transitions. [2024-11-24 01:38:11,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-24 01:38:11,254 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:38:11,254 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] [2024-11-24 01:38:11,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:38:11,255 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] === [2024-11-24 01:38:11,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:38:11,256 INFO L85 PathProgramCache]: Analyzing trace with hash -970070838, now seen corresponding path program 1 times [2024-11-24 01:38:11,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:38:11,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785792486] [2024-11-24 01:38:11,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:38:11,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:38:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:38:19,341 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2024-11-24 01:38:19,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:38:19,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785792486] [2024-11-24 01:38:19,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785792486] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:38:19,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:38:19,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:38:19,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023911731] [2024-11-24 01:38:19,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:38:19,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:38:19,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:38:19,343 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:38:19,343 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:38:19,343 INFO L87 Difference]: Start difference. First operand 4708 states and 6565 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) [2024-11-24 01:38:19,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:38:19,776 INFO L93 Difference]: Finished difference Result 9389 states and 13217 transitions. [2024-11-24 01:38:19,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:38:19,776 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 [2024-11-24 01:38:19,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:38:19,847 INFO L225 Difference]: With dead ends: 9389 [2024-11-24 01:38:19,847 INFO L226 Difference]: Without dead ends: 9385 [2024-11-24 01:38:19,858 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:38:19,859 INFO L435 NwaCegarLoop]: 2507 mSDtfsCounter, 2246 mSDsluCounter, 7253 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2247 SdHoareTripleChecker+Valid, 9760 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:38:19,859 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2247 Valid, 9760 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:38:19,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9385 states. [2024-11-24 01:38:20,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9385 to 9383. [2024-11-24 01:38:20,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9383 states, 6985 states have (on average 1.3113815318539728) internal successors, (9160), 7104 states have internal predecessors, (9160), 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) [2024-11-24 01:38:20,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9383 states to 9383 states and 13212 transitions. [2024-11-24 01:38:20,352 INFO L78 Accepts]: Start accepts. Automaton has 9383 states and 13212 transitions. Word has length 209 [2024-11-24 01:38:20,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:38:20,354 INFO L471 AbstractCegarLoop]: Abstraction has 9383 states and 13212 transitions. [2024-11-24 01:38:20,354 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) [2024-11-24 01:38:20,354 INFO L276 IsEmpty]: Start isEmpty. Operand 9383 states and 13212 transitions. [2024-11-24 01:38:20,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-24 01:38:20,367 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:38:20,367 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] [2024-11-24 01:38:20,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:38:20,368 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] === [2024-11-24 01:38:20,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:38:20,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1266602503, now seen corresponding path program 1 times [2024-11-24 01:38:20,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:38:20,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857182463] [2024-11-24 01:38:20,369 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:38:20,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:38:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:38:27,999 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2024-11-24 01:38:27,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:38:27,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857182463] [2024-11-24 01:38:27,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857182463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:38:27,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:38:27,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:38:27,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448173448] [2024-11-24 01:38:27,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:38:28,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:38:28,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:38:28,000 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:38:28,000 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:38:28,000 INFO L87 Difference]: Start difference. First operand 9383 states and 13212 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) [2024-11-24 01:38:28,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:38:28,418 INFO L93 Difference]: Finished difference Result 9389 states and 13217 transitions. [2024-11-24 01:38:28,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:38:28,422 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 [2024-11-24 01:38:28,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:38:28,501 INFO L225 Difference]: With dead ends: 9389 [2024-11-24 01:38:28,501 INFO L226 Difference]: Without dead ends: 9351 [2024-11-24 01:38:28,511 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:38:28,513 INFO L435 NwaCegarLoop]: 2285 mSDtfsCounter, 2223 mSDsluCounter, 4562 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2223 SdHoareTripleChecker+Valid, 6847 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:38:28,514 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2223 Valid, 6847 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:38:28,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9351 states. [2024-11-24 01:38:28,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9351 to 9351. [2024-11-24 01:38:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9351 states, 6968 states have (on average 1.3114236509758899) internal successors, (9138), 7084 states have internal predecessors, (9138), 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) [2024-11-24 01:38:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9351 states to 9351 states and 13170 transitions. [2024-11-24 01:38:29,045 INFO L78 Accepts]: Start accepts. Automaton has 9351 states and 13170 transitions. Word has length 214 [2024-11-24 01:38:29,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:38:29,047 INFO L471 AbstractCegarLoop]: Abstraction has 9351 states and 13170 transitions. [2024-11-24 01:38:29,047 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) [2024-11-24 01:38:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 9351 states and 13170 transitions. [2024-11-24 01:38:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-24 01:38:29,098 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:38:29,098 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:38:29,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:38:29,099 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] === [2024-11-24 01:38:29,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:38:29,099 INFO L85 PathProgramCache]: Analyzing trace with hash -979122167, now seen corresponding path program 1 times [2024-11-24 01:38:29,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:38:29,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831129698] [2024-11-24 01:38:29,100 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:38:29,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:38:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:38:37,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1016 trivial. 0 not checked. [2024-11-24 01:38:37,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:38:37,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831129698] [2024-11-24 01:38:37,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831129698] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:38:37,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:38:37,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:38:37,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147789424] [2024-11-24 01:38:37,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:38:37,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:38:37,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:38:37,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:38:37,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:38:37,120 INFO L87 Difference]: Start difference. First operand 9351 states and 13170 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, (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) [2024-11-24 01:38:41,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:38:42,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:38:42,765 INFO L93 Difference]: Finished difference Result 26991 states and 37994 transitions. [2024-11-24 01:38:42,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:38:42,766 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, (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 322 [2024-11-24 01:38:42,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:38:42,902 INFO L225 Difference]: With dead ends: 26991 [2024-11-24 01:38:42,902 INFO L226 Difference]: Without dead ends: 17667 [2024-11-24 01:38:42,944 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:38:42,946 INFO L435 NwaCegarLoop]: 2322 mSDtfsCounter, 1934 mSDsluCounter, 2184 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1934 SdHoareTripleChecker+Valid, 4506 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:38:42,947 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1934 Valid, 4506 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-24 01:38:42,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17667 states. [2024-11-24 01:38:43,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17667 to 17647. [2024-11-24 01:38:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17647 states, 13095 states have (on average 1.3066819396716305) internal successors, (17111), 13340 states have internal predecessors, (17111), 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) [2024-11-24 01:38:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17647 states to 17647 states and 24669 transitions. [2024-11-24 01:38:43,963 INFO L78 Accepts]: Start accepts. Automaton has 17647 states and 24669 transitions. Word has length 322 [2024-11-24 01:38:43,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:38:43,964 INFO L471 AbstractCegarLoop]: Abstraction has 17647 states and 24669 transitions. [2024-11-24 01:38:43,964 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, (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) [2024-11-24 01:38:43,964 INFO L276 IsEmpty]: Start isEmpty. Operand 17647 states and 24669 transitions. [2024-11-24 01:38:44,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2024-11-24 01:38:44,033 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:38:44,033 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] [2024-11-24 01:38:44,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:38:44,033 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] === [2024-11-24 01:38:44,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:38:44,034 INFO L85 PathProgramCache]: Analyzing trace with hash -584381737, now seen corresponding path program 1 times [2024-11-24 01:38:44,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:38:44,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138676815] [2024-11-24 01:38:44,035 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:38:44,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:38:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:38:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-24 01:38:53,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:38:53,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138676815] [2024-11-24 01:38:53,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138676815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:38:53,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:38:53,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:38:53,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75213820] [2024-11-24 01:38:53,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:38:53,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:38:53,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:38:53,988 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:38:53,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:38:53,990 INFO L87 Difference]: Start difference. First operand 17647 states and 24669 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) [2024-11-24 01:38:58,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:38:59,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:38:59,380 INFO L93 Difference]: Finished difference Result 43509 states and 60687 transitions. [2024-11-24 01:38:59,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:38:59,381 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 [2024-11-24 01:38:59,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:38:59,590 INFO L225 Difference]: With dead ends: 43509 [2024-11-24 01:38:59,590 INFO L226 Difference]: Without dead ends: 25889 [2024-11-24 01:38:59,693 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:38:59,694 INFO L435 NwaCegarLoop]: 2501 mSDtfsCounter, 2092 mSDsluCounter, 2233 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2092 SdHoareTripleChecker+Valid, 4734 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:38:59,695 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2092 Valid, 4734 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 01:38:59,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25889 states. [2024-11-24 01:39:00,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25889 to 25873. [2024-11-24 01:39:01,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25873 states, 19229 states have (on average 1.301211711477456) internal successors, (25021), 19598 states have internal predecessors, (25021), 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) [2024-11-24 01:39:01,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25873 states to 25873 states and 35941 transitions. [2024-11-24 01:39:01,162 INFO L78 Accepts]: Start accepts. Automaton has 25873 states and 35941 transitions. Word has length 340 [2024-11-24 01:39:01,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:39:01,163 INFO L471 AbstractCegarLoop]: Abstraction has 25873 states and 35941 transitions. [2024-11-24 01:39:01,163 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) [2024-11-24 01:39:01,163 INFO L276 IsEmpty]: Start isEmpty. Operand 25873 states and 35941 transitions. [2024-11-24 01:39:01,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-24 01:39:01,219 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:39:01,219 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] [2024-11-24 01:39:01,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:39:01,220 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] === [2024-11-24 01:39:01,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:39:01,220 INFO L85 PathProgramCache]: Analyzing trace with hash 773299008, now seen corresponding path program 1 times [2024-11-24 01:39:01,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:39:01,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506587242] [2024-11-24 01:39:01,221 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:39:01,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:39:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:39:10,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2024-11-24 01:39:10,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:39:10,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506587242] [2024-11-24 01:39:10,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506587242] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:39:10,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:39:10,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:39:10,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301169442] [2024-11-24 01:39:10,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:39:10,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:39:10,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:39:10,212 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:39:10,212 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:39:10,213 INFO L87 Difference]: Start difference. First operand 25873 states and 35941 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) [2024-11-24 01:39:14,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:39:15,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:39:15,843 INFO L93 Difference]: Finished difference Result 74127 states and 102933 transitions. [2024-11-24 01:39:15,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:39:15,844 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 322 [2024-11-24 01:39:15,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:39:16,149 INFO L225 Difference]: With dead ends: 74127 [2024-11-24 01:39:16,150 INFO L226 Difference]: Without dead ends: 48281 [2024-11-24 01:39:16,258 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:39:16,259 INFO L435 NwaCegarLoop]: 2452 mSDtfsCounter, 2128 mSDsluCounter, 2226 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2128 SdHoareTripleChecker+Valid, 4678 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:39:16,259 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2128 Valid, 4678 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 54 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-24 01:39:16,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48281 states. [2024-11-24 01:39:18,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48281 to 48263. [2024-11-24 01:39:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48263 states, 35979 states have (on average 1.2981739347952972) internal successors, (46707), 36688 states have internal predecessors, (46707), 9879 states have call successors, (9879), 2410 states have call predecessors, (9879), 2404 states have return successors, (10247), 9572 states have call predecessors, (10247), 9875 states have call successors, (10247) [2024-11-24 01:39:18,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48263 states to 48263 states and 66833 transitions. [2024-11-24 01:39:18,625 INFO L78 Accepts]: Start accepts. Automaton has 48263 states and 66833 transitions. Word has length 322 [2024-11-24 01:39:18,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:39:18,626 INFO L471 AbstractCegarLoop]: Abstraction has 48263 states and 66833 transitions. [2024-11-24 01:39:18,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2024-11-24 01:39:18,626 INFO L276 IsEmpty]: Start isEmpty. Operand 48263 states and 66833 transitions. [2024-11-24 01:39:18,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2024-11-24 01:39:18,710 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:39:18,712 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 13, 13, 13, 13, 13, 13, 7, 7, 7, 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, 1, 1, 1, 1, 1] [2024-11-24 01:39:18,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:39:18,712 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:39:18,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:39:18,713 INFO L85 PathProgramCache]: Analyzing trace with hash 2042911800, now seen corresponding path program 1 times [2024-11-24 01:39:18,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:39:18,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176835323] [2024-11-24 01:39:18,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:39:18,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:39:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:39:27,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1153 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1135 trivial. 0 not checked. [2024-11-24 01:39:27,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:39:27,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176835323] [2024-11-24 01:39:27,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176835323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:39:27,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:39:27,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:39:27,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788822184] [2024-11-24 01:39:27,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:39:27,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:39:27,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:39:27,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:39:27,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:39:27,852 INFO L87 Difference]: Start difference. First operand 48263 states and 66833 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-24 01:39:31,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:39:33,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:39:33,695 INFO L93 Difference]: Finished difference Result 116473 states and 161405 transitions. [2024-11-24 01:39:33,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:39:33,696 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 330 [2024-11-24 01:39:33,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:39:34,168 INFO L225 Difference]: With dead ends: 116473 [2024-11-24 01:39:34,168 INFO L226 Difference]: Without dead ends: 70737 [2024-11-24 01:39:34,374 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:39:34,376 INFO L435 NwaCegarLoop]: 4001 mSDtfsCounter, 2140 mSDsluCounter, 2228 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2140 SdHoareTripleChecker+Valid, 6229 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:39:34,376 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2140 Valid, 6229 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 55 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-24 01:39:34,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70737 states. [2024-11-24 01:39:37,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70737 to 70719. [2024-11-24 01:39:37,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70719 states, 52755 states have (on average 1.2975263008245663) internal successors, (68451), 53804 states have internal predecessors, (68451), 14431 states have call successors, (14431), 3542 states have call predecessors, (14431), 3532 states have return successors, (14975), 13972 states have call predecessors, (14975), 14427 states have call successors, (14975) [2024-11-24 01:39:38,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70719 states to 70719 states and 97857 transitions. [2024-11-24 01:39:38,054 INFO L78 Accepts]: Start accepts. Automaton has 70719 states and 97857 transitions. Word has length 330 [2024-11-24 01:39:38,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:39:38,055 INFO L471 AbstractCegarLoop]: Abstraction has 70719 states and 97857 transitions. [2024-11-24 01:39:38,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-24 01:39:38,055 INFO L276 IsEmpty]: Start isEmpty. Operand 70719 states and 97857 transitions. [2024-11-24 01:39:38,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2024-11-24 01:39:38,155 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:39:38,156 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 13, 13, 13, 13, 13, 13, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:39:38,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:39:38,156 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:39:38,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:39:38,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1436430506, now seen corresponding path program 1 times [2024-11-24 01:39:38,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:39:38,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324470796] [2024-11-24 01:39:38,158 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:39:38,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:39:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:39:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1109 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1094 trivial. 0 not checked. [2024-11-24 01:39:46,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:39:46,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324470796] [2024-11-24 01:39:46,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324470796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:39:46,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:39:46,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:39:46,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656604828] [2024-11-24 01:39:46,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:39:46,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:39:46,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:39:46,984 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:39:46,984 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:39:46,985 INFO L87 Difference]: Start difference. First operand 70719 states and 97857 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-24 01:39:51,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:39:54,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:39:54,912 INFO L93 Difference]: Finished difference Result 198132 states and 273911 transitions. [2024-11-24 01:39:54,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:39:54,917 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 338 [2024-11-24 01:39:54,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:39:55,865 INFO L225 Difference]: With dead ends: 198132 [2024-11-24 01:39:55,866 INFO L226 Difference]: Without dead ends: 127440 [2024-11-24 01:39:56,212 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:39:56,213 INFO L435 NwaCegarLoop]: 2853 mSDtfsCounter, 2067 mSDsluCounter, 2225 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2067 SdHoareTripleChecker+Valid, 5078 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:39:56,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2067 Valid, 5078 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 61 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-24 01:39:56,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127440 states. [2024-11-24 01:40:00,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127440 to 127384. [2024-11-24 01:40:00,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127384 states, 95210 states have (on average 1.294433357840563) internal successors, (123243), 97166 states have internal predecessors, (123243), 25640 states have call successors, (25640), 6551 states have call predecessors, (25640), 6533 states have return successors, (26664), 24721 states have call predecessors, (26664), 25636 states have call successors, (26664) [2024-11-24 01:40:01,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127384 states to 127384 states and 175547 transitions. [2024-11-24 01:40:01,255 INFO L78 Accepts]: Start accepts. Automaton has 127384 states and 175547 transitions. Word has length 338 [2024-11-24 01:40:01,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:40:01,256 INFO L471 AbstractCegarLoop]: Abstraction has 127384 states and 175547 transitions. [2024-11-24 01:40:01,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-24 01:40:01,257 INFO L276 IsEmpty]: Start isEmpty. Operand 127384 states and 175547 transitions. [2024-11-24 01:40:01,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2024-11-24 01:40:01,526 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:40:01,529 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 13, 13, 13, 13, 13, 13, 6, 6, 6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:40:01,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 01:40:01,530 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:40:01,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:40:01,532 INFO L85 PathProgramCache]: Analyzing trace with hash -678356119, now seen corresponding path program 1 times [2024-11-24 01:40:01,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:40:01,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294758912] [2024-11-24 01:40:01,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:40:01,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:40:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:40:09,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1222 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2024-11-24 01:40:09,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:40:09,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294758912] [2024-11-24 01:40:09,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294758912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:40:09,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:40:09,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:40:09,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781343258] [2024-11-24 01:40:09,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:40:09,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:40:09,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:40:09,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:40:09,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:40:09,338 INFO L87 Difference]: Start difference. First operand 127384 states and 175547 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-24 01:40:13,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:40:18,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:40:18,870 INFO L93 Difference]: Finished difference Result 316059 states and 435816 transitions. [2024-11-24 01:40:18,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:40:18,871 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 361 [2024-11-24 01:40:18,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:40:20,354 INFO L225 Difference]: With dead ends: 316059 [2024-11-24 01:40:20,354 INFO L226 Difference]: Without dead ends: 188482 [2024-11-24 01:40:20,669 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:40:20,669 INFO L435 NwaCegarLoop]: 4413 mSDtfsCounter, 2138 mSDsluCounter, 2249 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2138 SdHoareTripleChecker+Valid, 6662 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:40:20,670 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2138 Valid, 6662 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 33 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-24 01:40:20,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188482 states. [2024-11-24 01:40:28,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188482 to 188477. [2024-11-24 01:40:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188477 states, 140955 states have (on average 1.294604661062041) internal successors, (182481), 143770 states have internal predecessors, (182481), 37862 states have call successors, (37862), 9677 states have call predecessors, (37862), 9659 states have return successors, (39400), 36601 states have call predecessors, (39400), 37858 states have call successors, (39400) [2024-11-24 01:40:30,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188477 states to 188477 states and 259743 transitions. [2024-11-24 01:40:30,268 INFO L78 Accepts]: Start accepts. Automaton has 188477 states and 259743 transitions. Word has length 361 [2024-11-24 01:40:30,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:40:30,268 INFO L471 AbstractCegarLoop]: Abstraction has 188477 states and 259743 transitions. [2024-11-24 01:40:30,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-24 01:40:30,269 INFO L276 IsEmpty]: Start isEmpty. Operand 188477 states and 259743 transitions. [2024-11-24 01:40:30,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2024-11-24 01:40:30,438 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:40:30,439 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 13, 13, 13, 13, 13, 13, 9, 9, 9, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:40:30,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 01:40:30,439 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:40:30,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:40:30,440 INFO L85 PathProgramCache]: Analyzing trace with hash -692432129, now seen corresponding path program 1 times [2024-11-24 01:40:30,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:40:30,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493323053] [2024-11-24 01:40:30,440 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:40:30,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:40:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:40:38,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1362 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 1327 trivial. 0 not checked. [2024-11-24 01:40:38,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:40:38,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493323053] [2024-11-24 01:40:38,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493323053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:40:38,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:40:38,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:40:38,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539518293] [2024-11-24 01:40:38,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:40:38,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:40:38,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:40:38,195 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:40:38,195 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:40:38,195 INFO L87 Difference]: Start difference. First operand 188477 states and 259743 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2024-11-24 01:40:42,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []