./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/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_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 384d76f2b579c3776890746933030ac5fcfc9487f32fbc530ea50ee4dc8551b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:22:43,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:22:43,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 20:22:43,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:22:43,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:22:43,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:22:43,966 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:22:43,967 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:22:43,967 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:22:43,967 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:22:43,967 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:22:43,967 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:22:43,968 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:22:43,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:22:43,968 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:22:43,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:22:43,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:22:43,968 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:22:43,969 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:22:43,969 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:22:43,969 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:22:43,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:22:43,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:22:43,969 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:22:43,969 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:22:43,969 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:22:43,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:22:43,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:22:43,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:22:43,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:22:43,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:22:43,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:22:43,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:22:43,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:22:43,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:22:43,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:22:43,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:22:43,971 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:22:43,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:22:43,971 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:22:43,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:22:43,971 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:22:43,971 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:22:43,971 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:22:43,971 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:22:43,972 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_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384d76f2b579c3776890746933030ac5fcfc9487f32fbc530ea50ee4dc8551b1 [2024-11-27 20:22:44,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:22:44,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:22:44,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:22:44,330 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:22:44,330 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:22:44,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2024-11-27 20:22:47,405 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/data/a045f8d39/3cfa8c4e87af42d090a04ddeb7f79c6f/FLAG3e60797e4 [2024-11-27 20:22:48,341 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:22:48,345 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2024-11-27 20:22:48,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/data/a045f8d39/3cfa8c4e87af42d090a04ddeb7f79c6f/FLAG3e60797e4 [2024-11-27 20:22:48,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/data/a045f8d39/3cfa8c4e87af42d090a04ddeb7f79c6f [2024-11-27 20:22:48,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:22:48,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:22:48,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:22:48,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:22:48,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:22:48,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:22:48" (1/1) ... [2024-11-27 20:22:48,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa1517c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:48, skipping insertion in model container [2024-11-27 20:22:48,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:22:48" (1/1) ... [2024-11-27 20:22:48,689 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:22:50,978 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_18b02ddf-a386-4b46-9167-0fa2b317d052/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2024-11-27 20:22:51,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:22:51,098 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:22:51,282 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] [2024-11-27 20:22:51,285 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] [2024-11-27 20:22:51,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5342] [2024-11-27 20:22:51,289 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] [2024-11-27 20:22:51,289 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] [2024-11-27 20:22:51,571 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_18b02ddf-a386-4b46-9167-0fa2b317d052/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2024-11-27 20:22:51,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:22:51,785 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:22:51,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51 WrapperNode [2024-11-27 20:22:51,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:22:51,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:22:51,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:22:51,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:22:51,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:51,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:52,197 INFO L138 Inliner]: procedures = 306, calls = 1981, calls flagged for inlining = 184, calls inlined = 172, statements flattened = 5261 [2024-11-27 20:22:52,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:22:52,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:22:52,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:22:52,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:22:52,210 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:52,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:52,268 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:53,327 INFO L175 MemorySlicer]: Split 1271 memory accesses to 21 slices as follows [1, 28, 11, 10, 2, 12, 8, 3, 1084, 25, 8, 8, 3, 12, 1, 7, 40, 3, 1, 2, 2]. 85 percent of accesses are in the largest equivalence class. The 728 initializations are split as follows [0, 0, 0, 0, 0, 12, 8, 0, 686, 0, 8, 8, 3, 0, 0, 0, 0, 0, 1, 0, 2]. The 270 writes are split as follows [0, 28, 1, 2, 1, 0, 0, 0, 206, 23, 0, 0, 0, 0, 0, 6, 0, 2, 0, 1, 0]. [2024-11-27 20:22:53,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:53,328 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:53,562 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:53,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:53,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:53,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:53,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:53,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:22:53,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:22:53,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:22:53,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:22:53,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (1/1) ... [2024-11-27 20:22:53,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:22:53,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:22:53,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:22:53,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18b02ddf-a386-4b46-9167-0fa2b317d052/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:22:53,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-27 20:22:53,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-27 20:22:53,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-27 20:22:53,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-27 20:22:53,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-27 20:22:53,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-27 20:22:53,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-27 20:22:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-27 20:22:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-27 20:22:53,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-27 20:22:53,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-27 20:22:53,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-27 20:22:53,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-27 20:22:53,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-27 20:22:53,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-27 20:22:53,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-27 20:22:53,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-27 20:22:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-27 20:22:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-27 20:22:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-27 20:22:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-27 20:22:53,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-27 20:22:53,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-27 20:22:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-27 20:22:53,855 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-27 20:22:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-27 20:22:53,855 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-27 20:22:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2024-11-27 20:22:53,855 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2024-11-27 20:22:53,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-27 20:22:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-27 20:22:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2024-11-27 20:22:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2024-11-27 20:22:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-27 20:22:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-27 20:22:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2024-11-27 20:22:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2024-11-27 20:22:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-27 20:22:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-27 20:22:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2024-11-27 20:22:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2024-11-27 20:22:53,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2024-11-27 20:22:53,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2024-11-27 20:22:53,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-27 20:22:53,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-27 20:22:53,857 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2024-11-27 20:22:53,857 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2024-11-27 20:22:53,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 20:22:53,857 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-27 20:22:53,857 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-27 20:22:53,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-27 20:22:53,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-27 20:22:53,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2024-11-27 20:22:53,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2024-11-27 20:22:53,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2024-11-27 20:22:53,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-27 20:22:53,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2024-11-27 20:22:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2024-11-27 20:22:53,860 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-27 20:22:53,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-27 20:22:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-27 20:22:53,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-27 20:22:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-27 20:22:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-27 20:22:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-27 20:22:53,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-27 20:22:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-27 20:22:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-27 20:22:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-27 20:22:53,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-27 20:22:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-27 20:22:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-27 20:22:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2024-11-27 20:22:53,867 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2024-11-27 20:22:53,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-27 20:22:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-27 20:22:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-27 20:22:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-27 20:22:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-27 20:22:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-27 20:22:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-27 20:22:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-27 20:22:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-27 20:22:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-27 20:22:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2024-11-27 20:22:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2024-11-27 20:22:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-27 20:22:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-27 20:22:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-27 20:22:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-27 20:22:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2024-11-27 20:22:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2024-11-27 20:22:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-27 20:22:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-27 20:22:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-27 20:22:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-27 20:22:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-27 20:22:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2024-11-27 20:22:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-27 20:22:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2024-11-27 20:22:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-27 20:22:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-27 20:22:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-27 20:22:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-27 20:22:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-27 20:22:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-27 20:22:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-27 20:22:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2024-11-27 20:22:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2024-11-27 20:22:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-27 20:22:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 20:22:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2024-11-27 20:22:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2024-11-27 20:22:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2024-11-27 20:22:53,884 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2024-11-27 20:22:53,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-27 20:22:53,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-27 20:22:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-27 20:22:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-27 20:22:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-27 20:22:53,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-27 20:22:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-27 20:22:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2024-11-27 20:22:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-27 20:22:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2024-11-27 20:22:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2024-11-27 20:22:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2024-11-27 20:22:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 20:22:53,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 20:22:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 20:22:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 20:22:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 20:22:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 20:22:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 20:22:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-27 20:22:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-27 20:22:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-27 20:22:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-27 20:22:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-27 20:22:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2024-11-27 20:22:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2024-11-27 20:22:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2024-11-27 20:22:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2024-11-27 20:22:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-27 20:22:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-27 20:22:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2024-11-27 20:22:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2024-11-27 20:22:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-27 20:22:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-27 20:22:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-27 20:22:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-11-27 20:22:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-27 20:22:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2024-11-27 20:22:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-27 20:22:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-27 20:22:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-27 20:22:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-27 20:22:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-27 20:22:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-27 20:22:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-27 20:22:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-27 20:22:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-27 20:22:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-27 20:22:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-27 20:22:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-27 20:22:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2024-11-27 20:22:53,900 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2024-11-27 20:22:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-27 20:22:53,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-27 20:22:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-27 20:22:53,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-27 20:22:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2024-11-27 20:22:53,901 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2024-11-27 20:22:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-27 20:22:53,901 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-27 20:22:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2024-11-27 20:22:53,901 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2024-11-27 20:22:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-27 20:22:53,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-27 20:22:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2024-11-27 20:22:53,901 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2024-11-27 20:22:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-27 20:22:53,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-27 20:22:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-27 20:22:53,902 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-27 20:22:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2024-11-27 20:22:53,902 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2024-11-27 20:22:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2024-11-27 20:22:53,902 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2024-11-27 20:22:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:22:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-27 20:22:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2024-11-27 20:22:53,904 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2024-11-27 20:22:53,904 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2024-11-27 20:22:53,904 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-27 20:22:53,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:22:53,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:22:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-27 20:22:53,904 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-27 20:22:55,127 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:22:55,132 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:22:56,397 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-27 20:23:11,326 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-27 20:23:12,088 INFO L? ?]: Removed 2116 outVars from TransFormulas that were not future-live. [2024-11-27 20:23:12,088 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:23:12,142 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:23:12,142 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-27 20:23:12,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:23:12 BoogieIcfgContainer [2024-11-27 20:23:12,146 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:23:12,148 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:23:12,148 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:23:12,156 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:23:12,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:22:48" (1/3) ... [2024-11-27 20:23:12,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2511dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:23:12, skipping insertion in model container [2024-11-27 20:23:12,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:51" (2/3) ... [2024-11-27 20:23:12,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f2511dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:23:12, skipping insertion in model container [2024-11-27 20:23:12,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:23:12" (3/3) ... [2024-11-27 20:23:12,160 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2024-11-27 20:23:12,178 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:23:12,181 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. [2024-11-27 20:23:12,315 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:23:12,332 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;@b15aa96, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:23:12,333 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:23:12,344 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) [2024-11-27 20:23:12,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 20:23:12,365 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:23:12,366 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] [2024-11-27 20:23:12,367 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] === [2024-11-27 20:23:12,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:23:12,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1098306591, now seen corresponding path program 1 times [2024-11-27 20:23:12,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:23:12,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348762775] [2024-11-27 20:23:12,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:23:12,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:23:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:23:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-27 20:23:22,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:23:22,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348762775] [2024-11-27 20:23:22,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348762775] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:23:22,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:23:22,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:23:22,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014079055] [2024-11-27 20:23:22,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:23:22,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:23:22,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:23:22,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:23:22,869 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:23:22,874 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) [2024-11-27 20:23:26,975 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 [] [2024-11-27 20:23:27,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:23:27,716 INFO L93 Difference]: Finished difference Result 4817 states and 6874 transitions. [2024-11-27 20:23:27,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:23:27,719 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 [2024-11-27 20:23:27,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:23:27,772 INFO L225 Difference]: With dead ends: 4817 [2024-11-27 20:23:27,772 INFO L226 Difference]: Without dead ends: 3173 [2024-11-27 20:23:27,793 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 [2024-11-27 20:23:27,797 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, 4.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:23:27,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2176 Valid, 4570 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-27 20:23:27,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3173 states. [2024-11-27 20:23:28,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3173 to 3173. [2024-11-27 20:23:28,110 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) [2024-11-27 20:23:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 3173 states and 4425 transitions. [2024-11-27 20:23:28,156 INFO L78 Accepts]: Start accepts. Automaton has 3173 states and 4425 transitions. Word has length 151 [2024-11-27 20:23:28,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:23:28,161 INFO L471 AbstractCegarLoop]: Abstraction has 3173 states and 4425 transitions. [2024-11-27 20:23:28,162 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) [2024-11-27 20:23:28,162 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 4425 transitions. [2024-11-27 20:23:28,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-27 20:23:28,199 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:23:28,202 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] [2024-11-27 20:23:28,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 20:23:28,203 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] === [2024-11-27 20:23:28,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:23:28,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1401668424, now seen corresponding path program 1 times [2024-11-27 20:23:28,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:23:28,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006357997] [2024-11-27 20:23:28,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:23:28,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:23:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:23:36,559 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-27 20:23:36,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:23:36,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006357997] [2024-11-27 20:23:36,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006357997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:23:36,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:23:36,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:23:36,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48888624] [2024-11-27 20:23:36,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:23:36,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:23:36,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:23:36,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:23:36,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:23:36,564 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) [2024-11-27 20:23:40,664 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 [] [2024-11-27 20:23:41,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:23:41,114 INFO L93 Difference]: Finished difference Result 6330 states and 8828 transitions. [2024-11-27 20:23:41,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:23:41,115 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 [2024-11-27 20:23:41,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:23:41,162 INFO L225 Difference]: With dead ends: 6330 [2024-11-27 20:23:41,162 INFO L226 Difference]: Without dead ends: 4708 [2024-11-27 20:23:41,173 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 [2024-11-27 20:23:41,177 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 [2024-11-27 20:23:41,178 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] [2024-11-27 20:23:41,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4708 states. [2024-11-27 20:23:41,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4708 to 4708. [2024-11-27 20:23:41,402 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) [2024-11-27 20:23:41,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4708 states to 4708 states and 6565 transitions. [2024-11-27 20:23:41,450 INFO L78 Accepts]: Start accepts. Automaton has 4708 states and 6565 transitions. Word has length 209 [2024-11-27 20:23:41,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:23:41,452 INFO L471 AbstractCegarLoop]: Abstraction has 4708 states and 6565 transitions. [2024-11-27 20:23:41,452 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) [2024-11-27 20:23:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 4708 states and 6565 transitions. [2024-11-27 20:23:41,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-27 20:23:41,468 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:23:41,468 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] [2024-11-27 20:23:41,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 20:23:41,469 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] === [2024-11-27 20:23:41,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:23:41,472 INFO L85 PathProgramCache]: Analyzing trace with hash -970070838, now seen corresponding path program 1 times [2024-11-27 20:23:41,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:23:41,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888915413] [2024-11-27 20:23:41,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:23:41,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:23:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:23:50,001 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2024-11-27 20:23:50,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:23:50,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888915413] [2024-11-27 20:23:50,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888915413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:23:50,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:23:50,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:23:50,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347714852] [2024-11-27 20:23:50,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:23:50,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:23:50,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:23:50,006 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:23:50,006 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:23:50,007 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) [2024-11-27 20:23:50,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:23:50,519 INFO L93 Difference]: Finished difference Result 9389 states and 13217 transitions. [2024-11-27 20:23:50,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:23:50,520 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 [2024-11-27 20:23:50,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:23:50,598 INFO L225 Difference]: With dead ends: 9389 [2024-11-27 20:23:50,599 INFO L226 Difference]: Without dead ends: 9385 [2024-11-27 20:23:50,609 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 [2024-11-27 20:23:50,610 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 [2024-11-27 20:23:50,611 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] [2024-11-27 20:23:50,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9385 states. [2024-11-27 20:23:51,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9385 to 9383. [2024-11-27 20:23:51,105 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) [2024-11-27 20:23:51,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9383 states to 9383 states and 13212 transitions. [2024-11-27 20:23:51,186 INFO L78 Accepts]: Start accepts. Automaton has 9383 states and 13212 transitions. Word has length 209 [2024-11-27 20:23:51,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:23:51,188 INFO L471 AbstractCegarLoop]: Abstraction has 9383 states and 13212 transitions. [2024-11-27 20:23:51,188 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) [2024-11-27 20:23:51,189 INFO L276 IsEmpty]: Start isEmpty. Operand 9383 states and 13212 transitions. [2024-11-27 20:23:51,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-27 20:23:51,205 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:23:51,205 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] [2024-11-27 20:23:51,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 20:23:51,206 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] === [2024-11-27 20:23:51,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:23:51,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1266602503, now seen corresponding path program 1 times [2024-11-27 20:23:51,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:23:51,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291878498] [2024-11-27 20:23:51,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:23:51,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:23:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:24:00,009 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2024-11-27 20:24:00,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:24:00,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291878498] [2024-11-27 20:24:00,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291878498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:24:00,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:24:00,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:24:00,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433173230] [2024-11-27 20:24:00,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:24:00,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:24:00,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:24:00,012 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:24:00,012 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:24:00,013 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) [2024-11-27 20:24:00,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:24:00,487 INFO L93 Difference]: Finished difference Result 9389 states and 13217 transitions. [2024-11-27 20:24:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:24:00,492 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 [2024-11-27 20:24:00,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:24:00,593 INFO L225 Difference]: With dead ends: 9389 [2024-11-27 20:24:00,593 INFO L226 Difference]: Without dead ends: 9351 [2024-11-27 20:24:00,603 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 [2024-11-27 20:24:00,605 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 20:24:00,607 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2223 Valid, 6847 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:24:00,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9351 states. [2024-11-27 20:24:01,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9351 to 9351. [2024-11-27 20:24:01,178 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) [2024-11-27 20:24:01,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9351 states to 9351 states and 13170 transitions. [2024-11-27 20:24:01,260 INFO L78 Accepts]: Start accepts. Automaton has 9351 states and 13170 transitions. Word has length 214 [2024-11-27 20:24:01,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:24:01,261 INFO L471 AbstractCegarLoop]: Abstraction has 9351 states and 13170 transitions. [2024-11-27 20:24:01,262 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) [2024-11-27 20:24:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 9351 states and 13170 transitions. [2024-11-27 20:24:01,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2024-11-27 20:24:01,312 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:24:01,313 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] [2024-11-27 20:24:01,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 20:24:01,313 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] === [2024-11-27 20:24:01,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:24:01,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1949954406, now seen corresponding path program 1 times [2024-11-27 20:24:01,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:24:01,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765551656] [2024-11-27 20:24:01,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:24:01,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:24:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:24:10,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1016 trivial. 0 not checked. [2024-11-27 20:24:10,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:24:10,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765551656] [2024-11-27 20:24:10,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765551656] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:24:10,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:24:10,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:24:10,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895360133] [2024-11-27 20:24:10,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:24:10,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:24:10,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:24:10,417 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:24:10,417 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:24:10,418 INFO L87 Difference]: Start difference. First operand 9351 states and 13170 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2024-11-27 20:24:14,552 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 [] [2024-11-27 20:24:16,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:24:16,122 INFO L93 Difference]: Finished difference Result 26991 states and 37994 transitions. [2024-11-27 20:24:16,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:24:16,123 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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 321 [2024-11-27 20:24:16,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:24:16,281 INFO L225 Difference]: With dead ends: 26991 [2024-11-27 20:24:16,281 INFO L226 Difference]: Without dead ends: 17667 [2024-11-27 20:24:16,341 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 [2024-11-27 20:24:16,342 INFO L435 NwaCegarLoop]: 2322 mSDtfsCounter, 1935 mSDsluCounter, 2184 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1935 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 [2024-11-27 20:24:16,343 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1935 Valid, 4506 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-27 20:24:16,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17667 states. [2024-11-27 20:24:17,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17667 to 17647. [2024-11-27 20:24:17,260 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) [2024-11-27 20:24:17,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17647 states to 17647 states and 24669 transitions. [2024-11-27 20:24:17,388 INFO L78 Accepts]: Start accepts. Automaton has 17647 states and 24669 transitions. Word has length 321 [2024-11-27 20:24:17,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:24:17,388 INFO L471 AbstractCegarLoop]: Abstraction has 17647 states and 24669 transitions. [2024-11-27 20:24:17,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2024-11-27 20:24:17,389 INFO L276 IsEmpty]: Start isEmpty. Operand 17647 states and 24669 transitions. [2024-11-27 20:24:17,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2024-11-27 20:24:17,463 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:24:17,464 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] [2024-11-27 20:24:17,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 20:24:17,465 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] === [2024-11-27 20:24:17,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:24:17,465 INFO L85 PathProgramCache]: Analyzing trace with hash -584381737, now seen corresponding path program 1 times [2024-11-27 20:24:17,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:24:17,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363773485] [2024-11-27 20:24:17,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:24:17,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:24:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:24:25,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-27 20:24:25,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:24:25,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363773485] [2024-11-27 20:24:25,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363773485] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:24:25,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:24:25,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:24:25,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269577236] [2024-11-27 20:24:25,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:24:25,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:24:25,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:24:25,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:24:25,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:24:25,240 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) [2024-11-27 20:24:29,321 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 [] [2024-11-27 20:24:30,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:24:30,792 INFO L93 Difference]: Finished difference Result 43509 states and 60687 transitions. [2024-11-27 20:24:30,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:24:30,793 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 [2024-11-27 20:24:30,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:24:30,990 INFO L225 Difference]: With dead ends: 43509 [2024-11-27 20:24:30,990 INFO L226 Difference]: Without dead ends: 25889 [2024-11-27 20:24:31,079 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 [2024-11-27 20:24:31,080 INFO L435 NwaCegarLoop]: 2501 mSDtfsCounter, 2092 mSDsluCounter, 2233 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s 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, 4.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:24:31,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2092 Valid, 4734 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-27 20:24:31,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25889 states. [2024-11-27 20:24:32,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25889 to 25873. [2024-11-27 20:24:32,312 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) [2024-11-27 20:24:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25873 states to 25873 states and 35941 transitions. [2024-11-27 20:24:32,479 INFO L78 Accepts]: Start accepts. Automaton has 25873 states and 35941 transitions. Word has length 340 [2024-11-27 20:24:32,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:24:32,480 INFO L471 AbstractCegarLoop]: Abstraction has 25873 states and 35941 transitions. [2024-11-27 20:24:32,481 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) [2024-11-27 20:24:32,481 INFO L276 IsEmpty]: Start isEmpty. Operand 25873 states and 35941 transitions. [2024-11-27 20:24:32,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-27 20:24:32,542 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:24:32,543 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] [2024-11-27 20:24:32,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 20:24:32,543 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] === [2024-11-27 20:24:32,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:24:32,544 INFO L85 PathProgramCache]: Analyzing trace with hash 773299008, now seen corresponding path program 1 times [2024-11-27 20:24:32,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:24:32,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513200308] [2024-11-27 20:24:32,544 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:24:32,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:24:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:24:40,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2024-11-27 20:24:40,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:24:40,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513200308] [2024-11-27 20:24:40,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513200308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:24:40,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:24:40,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:24:40,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013388789] [2024-11-27 20:24:40,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:24:40,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:24:40,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:24:40,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:24:40,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:24:40,913 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) [2024-11-27 20:24:44,994 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 [] [2024-11-27 20:24:46,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:24:46,742 INFO L93 Difference]: Finished difference Result 74127 states and 102933 transitions. [2024-11-27 20:24:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:24:46,742 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 [2024-11-27 20:24:46,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:24:47,091 INFO L225 Difference]: With dead ends: 74127 [2024-11-27 20:24:47,091 INFO L226 Difference]: Without dead ends: 48281 [2024-11-27 20:24:47,224 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 [2024-11-27 20:24:47,225 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, 4.5s IncrementalHoareTripleChecker+Time [2024-11-27 20:24:47,226 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2128 Valid, 4678 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 54 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-27 20:24:47,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48281 states. [2024-11-27 20:24:49,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48281 to 48263. [2024-11-27 20:24:49,839 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) [2024-11-27 20:24:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48263 states to 48263 states and 66833 transitions. [2024-11-27 20:24:50,211 INFO L78 Accepts]: Start accepts. Automaton has 48263 states and 66833 transitions. Word has length 322 [2024-11-27 20:24:50,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:24:50,212 INFO L471 AbstractCegarLoop]: Abstraction has 48263 states and 66833 transitions. [2024-11-27 20:24:50,212 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) [2024-11-27 20:24:50,212 INFO L276 IsEmpty]: Start isEmpty. Operand 48263 states and 66833 transitions. [2024-11-27 20:24:50,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2024-11-27 20:24:50,339 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:24:50,339 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] [2024-11-27 20:24:50,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 20:24:50,340 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] === [2024-11-27 20:24:50,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:24:50,341 INFO L85 PathProgramCache]: Analyzing trace with hash 2042911800, now seen corresponding path program 1 times [2024-11-27 20:24:50,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:24:50,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132776834] [2024-11-27 20:24:50,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:24:50,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:24:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:25:00,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1153 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1135 trivial. 0 not checked. [2024-11-27 20:25:00,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:25:00,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132776834] [2024-11-27 20:25:00,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132776834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:25:00,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:25:00,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 20:25:00,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368778009] [2024-11-27 20:25:00,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:25:00,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 20:25:00,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:25:00,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 20:25:00,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 20:25:00,037 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) [2024-11-27 20:25:04,118 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 [] [2024-11-27 20:25:06,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:25:06,652 INFO L93 Difference]: Finished difference Result 116473 states and 161405 transitions. [2024-11-27 20:25:06,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 20:25:06,652 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 [2024-11-27 20:25:06,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:25:07,106 INFO L225 Difference]: With dead ends: 116473 [2024-11-27 20:25:07,107 INFO L226 Difference]: Without dead ends: 70737 [2024-11-27 20:25:07,291 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 [2024-11-27 20:25:07,292 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, 4.5s IncrementalHoareTripleChecker+Time [2024-11-27 20:25:07,292 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2140 Valid, 6229 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 55 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-27 20:25:07,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70737 states. [2024-11-27 20:25:10,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70737 to 70719. [2024-11-27 20:25:10,716 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) [2024-11-27 20:25:11,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70719 states to 70719 states and 97857 transitions. [2024-11-27 20:25:11,242 INFO L78 Accepts]: Start accepts. Automaton has 70719 states and 97857 transitions. Word has length 330 [2024-11-27 20:25:11,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:25:11,245 INFO L471 AbstractCegarLoop]: Abstraction has 70719 states and 97857 transitions. [2024-11-27 20:25:11,245 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) [2024-11-27 20:25:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 70719 states and 97857 transitions. [2024-11-27 20:25:11,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2024-11-27 20:25:11,373 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:25:11,373 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] [2024-11-27 20:25:11,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-27 20:25:11,374 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] === [2024-11-27 20:25:11,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:25:11,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1436430506, now seen corresponding path program 1 times [2024-11-27 20:25:11,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:25:11,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859170546] [2024-11-27 20:25:11,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:25:11,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:25:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat