./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 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 384d76f2b579c3776890746933030ac5fcfc9487f32fbc530ea50ee4dc8551b1 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 16:40:58,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 16:40:58,889 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 16:40:58,894 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 16:40:58,895 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 16:40:58,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 16:40:58,917 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 16:40:58,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 16:40:58,918 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 16:40:58,918 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 16:40:58,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 16:40:58,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 16:40:58,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 16:40:58,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 16:40:58,920 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 16:40:58,920 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 16:40:58,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 16:40:58,920 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 16:40:58,921 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 16:40:58,921 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 16:40:58,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 16:40:58,922 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 16:40:58,923 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 16:40:58,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 16:40:58,923 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 16:40:58,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 16:40:58,924 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 16:40:58,924 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 16:40:58,924 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 16:40:58,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:40:58,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 16:40:58,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 16:40:58,925 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 16:40:58,925 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 16:40:58,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 16:40:58,925 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 16:40:58,925 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 16:40:58,926 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 16:40:58,926 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 16:40:58,926 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384d76f2b579c3776890746933030ac5fcfc9487f32fbc530ea50ee4dc8551b1 [2024-11-22 16:40:59,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 16:40:59,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 16:40:59,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 16:40:59,129 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 16:40:59,130 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 16:40:59,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2024-11-22 16:41:00,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 16:41:00,759 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 16:41:00,759 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2024-11-22 16:41:00,795 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4286eb035/62be6d49f9cc4dc785d90b0cda471b87/FLAG05f5dbcb3 [2024-11-22 16:41:00,808 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4286eb035/62be6d49f9cc4dc785d90b0cda471b87 [2024-11-22 16:41:00,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 16:41:00,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 16:41:00,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 16:41:00,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 16:41:00,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 16:41:00,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:41:00" (1/1) ... [2024-11-22 16:41:00,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e74f696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:00, skipping insertion in model container [2024-11-22 16:41:00,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:41:00" (1/1) ... [2024-11-22 16:41:00,901 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 16:41:02,273 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2024-11-22 16:41:02,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:41:02,335 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 16:41:02,448 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] [2024-11-22 16:41:02,452 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] [2024-11-22 16:41:02,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5342] [2024-11-22 16:41:02,453 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] [2024-11-22 16:41:02,454 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] [2024-11-22 16:41:02,571 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[269359,269372] [2024-11-22 16:41:02,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:41:02,678 INFO L204 MainTranslator]: Completed translation [2024-11-22 16:41:02,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02 WrapperNode [2024-11-22 16:41:02,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 16:41:02,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 16:41:02,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 16:41:02,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 16:41:02,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:02,752 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:02,923 INFO L138 Inliner]: procedures = 306, calls = 1981, calls flagged for inlining = 184, calls inlined = 172, statements flattened = 5291 [2024-11-22 16:41:02,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 16:41:02,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 16:41:02,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 16:41:02,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 16:41:02,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:02,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:02,967 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:03,484 INFO L175 MemorySlicer]: Split 1271 memory accesses to 21 slices as follows [28, 7, 2, 12, 1084, 10, 8, 12, 2, 1, 8, 3, 8, 25, 11, 40, 1, 3, 1, 3, 2]. 85 percent of accesses are in the largest equivalence class. The 728 initializations are split as follows [0, 0, 0, 0, 686, 0, 8, 12, 0, 0, 8, 3, 8, 0, 0, 0, 0, 0, 1, 0, 2]. The 270 writes are split as follows [28, 6, 1, 0, 206, 2, 0, 0, 1, 0, 0, 0, 0, 23, 1, 0, 0, 2, 0, 0, 0]. [2024-11-22 16:41:03,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:03,485 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:03,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:03,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:03,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:03,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:03,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 16:41:03,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 16:41:03,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 16:41:03,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 16:41:03,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (1/1) ... [2024-11-22 16:41:03,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:41:03,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 16:41:03,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 16:41:03,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 16:41:03,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 16:41:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 16:41:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 16:41:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 16:41:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 16:41:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 16:41:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-22 16:41:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-22 16:41:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-22 16:41:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-22 16:41:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-22 16:41:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-22 16:41:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-22 16:41:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-22 16:41:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-22 16:41:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-22 16:41:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-22 16:41:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-22 16:41:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-22 16:41:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-22 16:41:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-22 16:41:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 16:41:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 16:41:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 16:41:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 16:41:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 16:41:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 16:41:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 16:41:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 16:41:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 16:41:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-22 16:41:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-22 16:41:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-22 16:41:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-22 16:41:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-22 16:41:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-22 16:41:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-22 16:41:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-22 16:41:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-22 16:41:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-22 16:41:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-22 16:41:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-22 16:41:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 16:41:03,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 16:41:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-22 16:41:03,781 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-22 16:41:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-22 16:41:03,781 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-22 16:41:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2024-11-22 16:41:03,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2024-11-22 16:41:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 16:41:03,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 16:41:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2024-11-22 16:41:03,781 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2024-11-22 16:41:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-22 16:41:03,781 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-22 16:41:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2024-11-22 16:41:03,782 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2024-11-22 16:41:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-22 16:41:03,782 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-22 16:41:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2024-11-22 16:41:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2024-11-22 16:41:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2024-11-22 16:41:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mcp251x_can_driver_exit_12_2 [2024-11-22 16:41:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2024-11-22 16:41:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2024-11-22 16:41:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2024-11-22 16:41:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2024-11-22 16:41:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 16:41:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-22 16:41:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-22 16:41:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-22 16:41:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2024-11-22 16:41:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2024-11-22 16:41:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-22 16:41:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2024-11-22 16:41:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2024-11-22 16:41:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 16:41:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 16:41:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 16:41:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 16:41:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 16:41:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 16:41:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 16:41:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 16:41:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-22 16:41:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-22 16:41:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-22 16:41:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-22 16:41:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-22 16:41:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-22 16:41:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-22 16:41:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-22 16:41:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-22 16:41:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-22 16:41:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-22 16:41:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-22 16:41:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-22 16:41:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2024-11-22 16:41:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2024-11-22 16:41:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2024-11-22 16:41:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2024-11-22 16:41:03,791 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-22 16:41:03,791 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-22 16:41:03,791 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-22 16:41:03,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-22 16:41:03,792 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-22 16:41:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-22 16:41:03,792 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-22 16:41:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-22 16:41:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2024-11-22 16:41:03,793 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2024-11-22 16:41:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-22 16:41:03,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-22 16:41:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-22 16:41:03,793 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-22 16:41:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2024-11-22 16:41:03,793 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2024-11-22 16:41:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-22 16:41:03,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-22 16:41:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-22 16:41:03,793 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-22 16:41:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 16:41:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 16:41:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 16:41:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 16:41:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 16:41:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 16:41:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-22 16:41:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-22 16:41:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-22 16:41:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-22 16:41:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-22 16:41:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-22 16:41:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2024-11-22 16:41:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2024-11-22 16:41:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-22 16:41:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-22 16:41:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2024-11-22 16:41:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2024-11-22 16:41:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 16:41:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-22 16:41:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-22 16:41:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2024-11-22 16:41:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2024-11-22 16:41:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-22 16:41:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 16:41:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 16:41:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 16:41:03,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2024-11-22 16:41:03,803 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2024-11-22 16:41:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2024-11-22 16:41:03,803 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2024-11-22 16:41:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-22 16:41:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-22 16:41:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-22 16:41:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-22 16:41:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-22 16:41:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-22 16:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-22 16:41:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-22 16:41:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-22 16:41:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-22 16:41:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-22 16:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-22 16:41:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-22 16:41:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-22 16:41:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-22 16:41:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-22 16:41:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2024-11-22 16:41:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2024-11-22 16:41:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-22 16:41:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-22 16:41:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2024-11-22 16:41:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2024-11-22 16:41:03,808 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 16:41:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-22 16:41:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-22 16:41:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2024-11-22 16:41:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2024-11-22 16:41:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2024-11-22 16:41:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2024-11-22 16:41:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 16:41:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 16:41:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2024-11-22 16:41:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2024-11-22 16:41:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 16:41:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-22 16:41:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-22 16:41:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-22 16:41:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-22 16:41:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2024-11-22 16:41:03,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2024-11-22 16:41:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-22 16:41:03,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-22 16:41:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2024-11-22 16:41:03,811 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2024-11-22 16:41:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 16:41:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-22 16:41:03,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-22 16:41:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-22 16:41:03,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-22 16:41:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-22 16:41:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2024-11-22 16:41:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:41:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-22 16:41:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2024-11-22 16:41:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-22 16:41:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2024-11-22 16:41:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-22 16:41:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2024-11-22 16:41:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2024-11-22 16:41:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-22 16:41:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-22 16:41:03,814 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2024-11-22 16:41:03,814 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2024-11-22 16:41:03,814 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-22 16:41:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-22 16:41:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-22 16:41:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-22 16:41:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-22 16:41:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-22 16:41:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2024-11-22 16:41:03,815 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2024-11-22 16:41:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2024-11-22 16:41:03,815 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2024-11-22 16:41:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2024-11-22 16:41:03,815 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2024-11-22 16:41:03,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-22 16:41:03,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-22 16:41:03,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 16:41:03,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 16:41:03,816 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-22 16:41:03,817 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-22 16:41:04,432 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 16:41:04,436 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 16:41:05,078 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 16:41:15,282 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-22 16:41:15,876 INFO L? ?]: Removed 2122 outVars from TransFormulas that were not future-live. [2024-11-22 16:41:15,877 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 16:41:15,918 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 16:41:15,919 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-22 16:41:15,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:41:15 BoogieIcfgContainer [2024-11-22 16:41:15,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 16:41:15,921 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 16:41:15,921 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 16:41:15,924 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 16:41:15,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:41:00" (1/3) ... [2024-11-22 16:41:15,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f8c90a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:41:15, skipping insertion in model container [2024-11-22 16:41:15,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:41:02" (2/3) ... [2024-11-22 16:41:15,925 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f8c90a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:41:15, skipping insertion in model container [2024-11-22 16:41:15,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:41:15" (3/3) ... [2024-11-22 16:41:15,926 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2024-11-22 16:41:15,937 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 16:41:15,938 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 16:41:16,020 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 16:41:16,025 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;@7afcc27f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 16:41:16,025 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 16:41:16,033 INFO L276 IsEmpty]: Start isEmpty. Operand has 1661 states, 1224 states have (on average 1.3251633986928104) internal successors, (1622), 1243 states have internal predecessors, (1622), 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) [2024-11-22 16:41:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-22 16:41:16,050 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:41:16,051 INFO L215 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] [2024-11-22 16:41:16,051 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] === [2024-11-22 16:41:16,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:41:16,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1283940129, now seen corresponding path program 1 times [2024-11-22 16:41:16,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:41:16,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601010408] [2024-11-22 16:41:16,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:41:16,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:41:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:41:22,568 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-22 16:41:22,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:41:22,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601010408] [2024-11-22 16:41:22,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601010408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:41:22,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:41:22,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:41:22,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941597771] [2024-11-22 16:41:22,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:41:22,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:41:22,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:41:22,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:41:22,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:41:22,602 INFO L87 Difference]: Start difference. First operand has 1661 states, 1224 states have (on average 1.3251633986928104) internal successors, (1622), 1243 states have internal predecessors, (1622), 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) [2024-11-22 16:41:26,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:41:27,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:41:27,086 INFO L93 Difference]: Finished difference Result 4826 states and 6883 transitions. [2024-11-22 16:41:27,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:41:27,092 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 [2024-11-22 16:41:27,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:41:27,131 INFO L225 Difference]: With dead ends: 4826 [2024-11-22 16:41:27,131 INFO L226 Difference]: Without dead ends: 3179 [2024-11-22 16:41:27,145 INFO L431 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 [2024-11-22 16:41:27,147 INFO L432 NwaCegarLoop]: 2325 mSDtfsCounter, 2179 mSDsluCounter, 2251 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2179 SdHoareTripleChecker+Valid, 4576 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-22 16:41:27,148 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2179 Valid, 4576 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-22 16:41:27,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3179 states. [2024-11-22 16:41:27,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3179 to 3179. [2024-11-22 16:41:27,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3179 states, 2363 states have (on average 1.308929327126534) internal successors, (3093), 2402 states have internal predecessors, (3093), 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) [2024-11-22 16:41:27,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 3179 states and 4431 transitions. [2024-11-22 16:41:27,345 INFO L78 Accepts]: Start accepts. Automaton has 3179 states and 4431 transitions. Word has length 151 [2024-11-22 16:41:27,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:41:27,346 INFO L471 AbstractCegarLoop]: Abstraction has 3179 states and 4431 transitions. [2024-11-22 16:41:27,346 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) [2024-11-22 16:41:27,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 4431 transitions. [2024-11-22 16:41:27,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-22 16:41:27,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:41:27,362 INFO L215 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] [2024-11-22 16:41:27,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 16:41:27,362 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] === [2024-11-22 16:41:27,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:41:27,363 INFO L85 PathProgramCache]: Analyzing trace with hash -141770944, now seen corresponding path program 1 times [2024-11-22 16:41:27,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:41:27,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629459622] [2024-11-22 16:41:27,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:41:27,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:41:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:41:33,030 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2024-11-22 16:41:33,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:41:33,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629459622] [2024-11-22 16:41:33,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629459622] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:41:33,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:41:33,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:41:33,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330601340] [2024-11-22 16:41:33,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:41:33,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:41:33,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:41:33,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:41:33,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:41:33,037 INFO L87 Difference]: Start difference. First operand 3179 states and 4431 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) [2024-11-22 16:41:37,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:41:37,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:41:37,397 INFO L93 Difference]: Finished difference Result 6342 states and 8840 transitions. [2024-11-22 16:41:37,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:41:37,398 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 [2024-11-22 16:41:37,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:41:37,428 INFO L225 Difference]: With dead ends: 6342 [2024-11-22 16:41:37,429 INFO L226 Difference]: Without dead ends: 4717 [2024-11-22 16:41:37,439 INFO L431 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 [2024-11-22 16:41:37,440 INFO L432 NwaCegarLoop]: 4421 mSDtfsCounter, 2137 mSDsluCounter, 2254 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2137 SdHoareTripleChecker+Valid, 6675 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-22 16:41:37,440 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2137 Valid, 6675 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-22 16:41:37,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4717 states. [2024-11-22 16:41:37,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4717 to 4717. [2024-11-22 16:41:37,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4717 states, 3512 states have (on average 1.3097949886104783) internal successors, (4600), 3569 states have internal predecessors, (4600), 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) [2024-11-22 16:41:37,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4717 states to 4717 states and 6574 transitions. [2024-11-22 16:41:37,613 INFO L78 Accepts]: Start accepts. Automaton has 4717 states and 6574 transitions. Word has length 209 [2024-11-22 16:41:37,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:41:37,614 INFO L471 AbstractCegarLoop]: Abstraction has 4717 states and 6574 transitions. [2024-11-22 16:41:37,614 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) [2024-11-22 16:41:37,614 INFO L276 IsEmpty]: Start isEmpty. Operand 4717 states and 6574 transitions. [2024-11-22 16:41:37,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-22 16:41:37,623 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:41:37,624 INFO L215 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] [2024-11-22 16:41:37,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 16:41:37,624 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] === [2024-11-22 16:41:37,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:41:37,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1781457090, now seen corresponding path program 1 times [2024-11-22 16:41:37,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:41:37,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082966094] [2024-11-22 16:41:37,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:41:37,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:41:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:41:43,371 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2024-11-22 16:41:43,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:41:43,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082966094] [2024-11-22 16:41:43,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082966094] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:41:43,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:41:43,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 16:41:43,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173121657] [2024-11-22 16:41:43,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:41:43,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 16:41:43,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:41:43,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 16:41:43,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-22 16:41:43,377 INFO L87 Difference]: Start difference. First operand 4717 states and 6574 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) [2024-11-22 16:41:43,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:41:43,697 INFO L93 Difference]: Finished difference Result 9407 states and 13235 transitions. [2024-11-22 16:41:43,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 16:41:43,697 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 [2024-11-22 16:41:43,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:41:43,751 INFO L225 Difference]: With dead ends: 9407 [2024-11-22 16:41:43,751 INFO L226 Difference]: Without dead ends: 9403 [2024-11-22 16:41:43,762 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-22 16:41:43,763 INFO L432 NwaCegarLoop]: 2504 mSDtfsCounter, 2249 mSDsluCounter, 7249 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2250 SdHoareTripleChecker+Valid, 9753 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 [2024-11-22 16:41:43,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2250 Valid, 9753 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 16:41:43,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9403 states. [2024-11-22 16:41:44,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9403 to 9401. [2024-11-22 16:41:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9401 states, 7003 states have (on average 1.3105811794945024) internal successors, (9178), 7116 states have internal predecessors, (9178), 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) [2024-11-22 16:41:44,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9401 states to 9401 states and 13230 transitions. [2024-11-22 16:41:44,080 INFO L78 Accepts]: Start accepts. Automaton has 9401 states and 13230 transitions. Word has length 209 [2024-11-22 16:41:44,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:41:44,081 INFO L471 AbstractCegarLoop]: Abstraction has 9401 states and 13230 transitions. [2024-11-22 16:41:44,081 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) [2024-11-22 16:41:44,081 INFO L276 IsEmpty]: Start isEmpty. Operand 9401 states and 13230 transitions. [2024-11-22 16:41:44,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-22 16:41:44,092 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:41:44,092 INFO L215 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] [2024-11-22 16:41:44,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 16:41:44,092 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] === [2024-11-22 16:41:44,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:41:44,093 INFO L85 PathProgramCache]: Analyzing trace with hash 524302480, now seen corresponding path program 1 times [2024-11-22 16:41:44,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:41:44,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230636729] [2024-11-22 16:41:44,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:41:44,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:41:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:41:49,958 INFO L134 CoverageAnalysis]: Checked inductivity of 683 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 681 trivial. 0 not checked. [2024-11-22 16:41:49,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:41:49,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230636729] [2024-11-22 16:41:49,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230636729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:41:49,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:41:49,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 16:41:49,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784334870] [2024-11-22 16:41:49,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:41:49,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 16:41:49,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:41:49,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 16:41:49,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-22 16:41:49,960 INFO L87 Difference]: Start difference. First operand 9401 states and 13230 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) [2024-11-22 16:41:50,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:41:50,263 INFO L93 Difference]: Finished difference Result 9407 states and 13235 transitions. [2024-11-22 16:41:50,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 16:41:50,264 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 [2024-11-22 16:41:50,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:41:50,332 INFO L225 Difference]: With dead ends: 9407 [2024-11-22 16:41:50,333 INFO L226 Difference]: Without dead ends: 9369 [2024-11-22 16:41:50,347 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-22 16:41:50,348 INFO L432 NwaCegarLoop]: 2288 mSDtfsCounter, 2226 mSDsluCounter, 4568 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2226 SdHoareTripleChecker+Valid, 6856 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 16:41:50,348 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2226 Valid, 6856 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 16:41:50,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9369 states. [2024-11-22 16:41:50,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9369 to 9369. [2024-11-22 16:41:50,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9369 states, 6986 states have (on average 1.31062124248497) internal successors, (9156), 7096 states have internal predecessors, (9156), 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) [2024-11-22 16:41:50,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9369 states to 9369 states and 13188 transitions. [2024-11-22 16:41:50,690 INFO L78 Accepts]: Start accepts. Automaton has 9369 states and 13188 transitions. Word has length 214 [2024-11-22 16:41:50,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:41:50,693 INFO L471 AbstractCegarLoop]: Abstraction has 9369 states and 13188 transitions. [2024-11-22 16:41:50,693 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) [2024-11-22 16:41:50,693 INFO L276 IsEmpty]: Start isEmpty. Operand 9369 states and 13188 transitions. [2024-11-22 16:41:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2024-11-22 16:41:50,728 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:41:50,728 INFO L215 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] [2024-11-22 16:41:50,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 16:41:50,729 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] === [2024-11-22 16:41:50,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:41:50,729 INFO L85 PathProgramCache]: Analyzing trace with hash 106627258, now seen corresponding path program 1 times [2024-11-22 16:41:50,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:41:50,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048735706] [2024-11-22 16:41:50,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:41:50,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:41:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:41:56,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1031 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1016 trivial. 0 not checked. [2024-11-22 16:41:56,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:41:56,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048735706] [2024-11-22 16:41:56,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048735706] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:41:56,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:41:56,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:41:56,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869958202] [2024-11-22 16:41:56,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:41:56,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:41:56,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:41:56,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:41:56,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:41:56,496 INFO L87 Difference]: Start difference. First operand 9369 states and 13188 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 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) [2024-11-22 16:42:00,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:42:01,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:42:01,630 INFO L93 Difference]: Finished difference Result 27045 states and 38048 transitions. [2024-11-22 16:42:01,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:42:01,630 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 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 317 [2024-11-22 16:42:01,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:42:01,714 INFO L225 Difference]: With dead ends: 27045 [2024-11-22 16:42:01,714 INFO L226 Difference]: Without dead ends: 17703 [2024-11-22 16:42:01,761 INFO L431 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 [2024-11-22 16:42:01,762 INFO L432 NwaCegarLoop]: 2327 mSDtfsCounter, 1942 mSDsluCounter, 2187 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1942 SdHoareTripleChecker+Valid, 4514 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-22 16:42:01,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1942 Valid, 4514 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-22 16:42:01,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17703 states. [2024-11-22 16:42:02,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17703 to 17683. [2024-11-22 16:42:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17683 states, 13131 states have (on average 1.3058411392887062) internal successors, (17147), 13364 states have internal predecessors, (17147), 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) [2024-11-22 16:42:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17683 states to 17683 states and 24705 transitions. [2024-11-22 16:42:02,429 INFO L78 Accepts]: Start accepts. Automaton has 17683 states and 24705 transitions. Word has length 317 [2024-11-22 16:42:02,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:42:02,429 INFO L471 AbstractCegarLoop]: Abstraction has 17683 states and 24705 transitions. [2024-11-22 16:42:02,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 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) [2024-11-22 16:42:02,431 INFO L276 IsEmpty]: Start isEmpty. Operand 17683 states and 24705 transitions. [2024-11-22 16:42:02,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2024-11-22 16:42:02,471 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:42:02,472 INFO L215 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] [2024-11-22 16:42:02,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 16:42:02,472 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] === [2024-11-22 16:42:02,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:42:02,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1635246172, now seen corresponding path program 1 times [2024-11-22 16:42:02,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:42:02,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747829687] [2024-11-22 16:42:02,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:42:02,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:42:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:42:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-22 16:42:07,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:42:07,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747829687] [2024-11-22 16:42:07,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747829687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:42:07,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:42:07,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:42:07,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215438197] [2024-11-22 16:42:07,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:42:07,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:42:07,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:42:07,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:42:07,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:42:07,873 INFO L87 Difference]: Start difference. First operand 17683 states and 24705 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) [2024-11-22 16:42:11,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:42:12,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:42:12,943 INFO L93 Difference]: Finished difference Result 43599 states and 60777 transitions. [2024-11-22 16:42:12,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:42:12,944 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 [2024-11-22 16:42:12,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:42:13,061 INFO L225 Difference]: With dead ends: 43599 [2024-11-22 16:42:13,061 INFO L226 Difference]: Without dead ends: 25943 [2024-11-22 16:42:13,123 INFO L431 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 [2024-11-22 16:42:13,124 INFO L432 NwaCegarLoop]: 2501 mSDtfsCounter, 2095 mSDsluCounter, 2236 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2095 SdHoareTripleChecker+Valid, 4737 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-22 16:42:13,125 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2095 Valid, 4737 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-22 16:42:13,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25943 states. [2024-11-22 16:42:13,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25943 to 25927. [2024-11-22 16:42:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25927 states, 19283 states have (on average 1.3003681999688845) internal successors, (25075), 19634 states have internal predecessors, (25075), 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) [2024-11-22 16:42:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25927 states to 25927 states and 35995 transitions. [2024-11-22 16:42:13,973 INFO L78 Accepts]: Start accepts. Automaton has 25927 states and 35995 transitions. Word has length 340 [2024-11-22 16:42:13,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:42:13,974 INFO L471 AbstractCegarLoop]: Abstraction has 25927 states and 35995 transitions. [2024-11-22 16:42:13,974 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) [2024-11-22 16:42:13,974 INFO L276 IsEmpty]: Start isEmpty. Operand 25927 states and 35995 transitions. [2024-11-22 16:42:14,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-22 16:42:14,013 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:42:14,014 INFO L215 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] [2024-11-22 16:42:14,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 16:42:14,014 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] === [2024-11-22 16:42:14,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:42:14,014 INFO L85 PathProgramCache]: Analyzing trace with hash -237810634, now seen corresponding path program 1 times [2024-11-22 16:42:14,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:42:14,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960775440] [2024-11-22 16:42:14,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:42:14,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:42:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:42:20,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2024-11-22 16:42:20,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:42:20,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960775440] [2024-11-22 16:42:20,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960775440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:42:20,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:42:20,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:42:20,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564772112] [2024-11-22 16:42:20,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:42:20,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:42:20,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:42:20,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:42:20,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:42:20,127 INFO L87 Difference]: Start difference. First operand 25927 states and 35995 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) [2024-11-22 16:42:24,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []