./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.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-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.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 6da8ea4f52a5db2fd6a4377ee50d8947521d614595ba63b4868fab74a4c4951f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 15:15:47,968 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 15:15:48,053 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 15:15:48,059 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 15:15:48,061 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 15:15:48,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 15:15:48,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 15:15:48,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 15:15:48,099 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 15:15:48,103 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 15:15:48,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 15:15:48,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 15:15:48,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 15:15:48,104 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 15:15:48,104 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 15:15:48,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 15:15:48,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 15:15:48,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 15:15:48,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 15:15:48,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 15:15:48,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 15:15:48,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 15:15:48,108 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 15:15:48,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 15:15:48,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 15:15:48,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 15:15:48,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 15:15:48,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 15:15:48,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 15:15:48,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:15:48,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 15:15:48,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 15:15:48,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 15:15:48,110 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 15:15:48,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 15:15:48,110 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 15:15:48,111 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 15:15:48,111 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 15:15:48,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 15:15:48,113 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6da8ea4f52a5db2fd6a4377ee50d8947521d614595ba63b4868fab74a4c4951f [2024-11-22 15:15:48,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 15:15:48,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 15:15:48,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 15:15:48,394 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 15:15:48,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 15:15:48,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2024-11-22 15:15:49,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 15:15:50,369 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 15:15:50,370 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2024-11-22 15:15:50,415 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecb9d6687/884ac79aa8514eb791f5a702909c253e/FLAG1977ead00 [2024-11-22 15:15:50,429 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecb9d6687/884ac79aa8514eb791f5a702909c253e [2024-11-22 15:15:50,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 15:15:50,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 15:15:50,436 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 15:15:50,436 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 15:15:50,442 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 15:15:50,443 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:15:50" (1/1) ... [2024-11-22 15:15:50,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76ab56d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:50, skipping insertion in model container [2024-11-22 15:15:50,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:15:50" (1/1) ... [2024-11-22 15:15:50,560 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 15:15:52,978 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-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i[258672,258685] [2024-11-22 15:15:53,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:15:53,157 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 15:15:53,251 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"); [3515] [2024-11-22 15:15:53,256 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; subl %2,%0; sete %1": "+m" (v->counter), "=qm" (c): "ir" (i): "memory"); [3563-3564] [2024-11-22 15:15:53,257 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; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [3575-3576] [2024-11-22 15:15:53,257 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; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3579-3580] [2024-11-22 15:15:53,258 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; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3583-3584] [2024-11-22 15:15:53,258 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; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [3587-3588] [2024-11-22 15:15:53,569 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)); [6907] [2024-11-22 15:15:53,570 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6914] [2024-11-22 15:15:53,570 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6923-6924] [2024-11-22 15:15:53,570 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6940-6941] [2024-11-22 15:15:53,571 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6955-6956] [2024-11-22 15:15:53,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6969] [2024-11-22 15:15:53,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6972] [2024-11-22 15:15:53,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6975] [2024-11-22 15:15:53,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6978] [2024-11-22 15:15:53,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [7000] [2024-11-22 15:15:53,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [7003] [2024-11-22 15:15:53,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [7006] [2024-11-22 15:15:53,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [7009] [2024-11-22 15:15:53,675 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-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i[258672,258685] [2024-11-22 15:15:53,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:15:53,811 INFO L204 MainTranslator]: Completed translation [2024-11-22 15:15:53,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53 WrapperNode [2024-11-22 15:15:53,812 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 15:15:53,813 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 15:15:53,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 15:15:53,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 15:15:53,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:53,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:54,186 INFO L138 Inliner]: procedures = 375, calls = 3333, calls flagged for inlining = 175, calls inlined = 167, statements flattened = 6820 [2024-11-22 15:15:54,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 15:15:54,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 15:15:54,191 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 15:15:54,191 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 15:15:54,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:54,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:54,266 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:55,281 INFO L175 MemorySlicer]: Split 1719 memory accesses to 25 slices as follows [7, 3, 1, 2, 2, 2, 1, 4, 2, 2, 16, 26, 2, 260, 876, 35, 11, 1, 63, 63, 2, 266, 63, 7, 2]. 51 percent of accesses are in the largest equivalence class. The 451 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 4, 0, 2, 0, 0, 0, 254, 56, 0, 2, 0, 0, 63, 0, 0, 63, 7, 0]. The 720 writes are split as follows [2, 2, 1, 1, 1, 1, 0, 0, 1, 0, 16, 0, 1, 3, 372, 35, 0, 0, 54, 0, 1, 228, 0, 0, 1]. [2024-11-22 15:15:55,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:55,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:55,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:55,468 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:55,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:55,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:55,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 15:15:55,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 15:15:55,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 15:15:55,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 15:15:55,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (1/1) ... [2024-11-22 15:15:55,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:15:55,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:15:55,602 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 15:15:55,605 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 15:15:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2024-11-22 15:15:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2024-11-22 15:15:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2024-11-22 15:15:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2024-11-22 15:15:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2024-11-22 15:15:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2024-11-22 15:15:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2024-11-22 15:15:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2024-11-22 15:15:55,644 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-11-22 15:15:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-11-22 15:15:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-22 15:15:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-22 15:15:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-22 15:15:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-22 15:15:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-22 15:15:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-22 15:15:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-11-22 15:15:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-11-22 15:15:55,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-22 15:15:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-22 15:15:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-22 15:15:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-22 15:15:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2024-11-22 15:15:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2024-11-22 15:15:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2024-11-22 15:15:55,648 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2024-11-22 15:15:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2024-11-22 15:15:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2024-11-22 15:15:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2024-11-22 15:15:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2024-11-22 15:15:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2024-11-22 15:15:55,649 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2024-11-22 15:15:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 15:15:55,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 15:15:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-11-22 15:15:55,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-11-22 15:15:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2024-11-22 15:15:55,650 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2024-11-22 15:15:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2024-11-22 15:15:55,651 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2024-11-22 15:15:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-11-22 15:15:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-11-22 15:15:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2024-11-22 15:15:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2024-11-22 15:15:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-22 15:15:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-22 15:15:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-11-22 15:15:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-11-22 15:15:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-22 15:15:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-22 15:15:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2024-11-22 15:15:55,652 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2024-11-22 15:15:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2024-11-22 15:15:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2024-11-22 15:15:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2024-11-22 15:15:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2024-11-22 15:15:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2024-11-22 15:15:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2024-11-22 15:15:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-22 15:15:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-22 15:15:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-22 15:15:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-22 15:15:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_get_by_index [2024-11-22 15:15:55,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_get_by_index [2024-11-22 15:15:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2024-11-22 15:15:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2024-11-22 15:15:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2024-11-22 15:15:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2024-11-22 15:15:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2024-11-22 15:15:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2024-11-22 15:15:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2024-11-22 15:15:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2024-11-22 15:15:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2024-11-22 15:15:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2024-11-22 15:15:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-22 15:15:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-22 15:15:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2024-11-22 15:15:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2024-11-22 15:15:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-22 15:15:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-22 15:15:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-22 15:15:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-22 15:15:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 15:15:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-22 15:15:55,658 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-22 15:15:55,658 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2024-11-22 15:15:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2024-11-22 15:15:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2024-11-22 15:15:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2024-11-22 15:15:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2024-11-22 15:15:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2024-11-22 15:15:55,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2024-11-22 15:15:55,659 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2024-11-22 15:15:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2024-11-22 15:15:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2024-11-22 15:15:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2024-11-22 15:15:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2024-11-22 15:15:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 15:15:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 15:15:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 15:15:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 15:15:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 15:15:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 15:15:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 15:15:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 15:15:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 15:15:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-22 15:15:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-22 15:15:55,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-22 15:15:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-22 15:15:55,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-22 15:15:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-22 15:15:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-22 15:15:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-22 15:15:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-22 15:15:55,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-22 15:15:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2024-11-22 15:15:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2024-11-22 15:15:55,665 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2024-11-22 15:15:55,665 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-22 15:15:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2024-11-22 15:15:55,666 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-22 15:15:55,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-22 15:15:55,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-22 15:15:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-22 15:15:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-22 15:15:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-22 15:15:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-22 15:15:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-22 15:15:55,668 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-22 15:15:55,668 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2024-11-22 15:15:55,671 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2024-11-22 15:15:55,671 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-22 15:15:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-22 15:15:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-22 15:15:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-22 15:15:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2024-11-22 15:15:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2024-11-22 15:15:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2024-11-22 15:15:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2024-11-22 15:15:55,672 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-22 15:15:55,672 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-22 15:15:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2024-11-22 15:15:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2024-11-22 15:15:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2024-11-22 15:15:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2024-11-22 15:15:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-22 15:15:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-22 15:15:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-22 15:15:55,673 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-22 15:15:55,673 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2024-11-22 15:15:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2024-11-22 15:15:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2024-11-22 15:15:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2024-11-22 15:15:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-22 15:15:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-22 15:15:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2024-11-22 15:15:55,674 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2024-11-22 15:15:55,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-22 15:15:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-22 15:15:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-22 15:15:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-22 15:15:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2024-11-22 15:15:55,675 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2024-11-22 15:15:55,675 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-22 15:15:55,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-22 15:15:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 15:15:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 15:15:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 15:15:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 15:15:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 15:15:55,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 15:15:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 15:15:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 15:15:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 15:15:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 15:15:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 15:15:55,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 15:15:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 15:15:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-22 15:15:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-22 15:15:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-22 15:15:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-22 15:15:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-22 15:15:55,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-22 15:15:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2024-11-22 15:15:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2024-11-22 15:15:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2024-11-22 15:15:55,679 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2024-11-22 15:15:55,679 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2024-11-22 15:15:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2024-11-22 15:15:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-11-22 15:15:55,680 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 15:15:55,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-22 15:15:55,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-22 15:15:55,682 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2024-11-22 15:15:55,682 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2024-11-22 15:15:55,682 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-11-22 15:15:55,682 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-11-22 15:15:55,682 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-22 15:15:55,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-22 15:15:55,682 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2024-11-22 15:15:55,682 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2024-11-22 15:15:55,686 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2024-11-22 15:15:55,686 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2024-11-22 15:15:55,686 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-22 15:15:55,686 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-22 15:15:55,687 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-22 15:15:55,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-22 15:15:55,687 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2024-11-22 15:15:55,687 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2024-11-22 15:15:55,687 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2024-11-22 15:15:55,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2024-11-22 15:15:55,687 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-22 15:15:55,688 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-22 15:15:55,688 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-11-22 15:15:55,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-11-22 15:15:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 15:15:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 15:15:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 15:15:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 15:15:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 15:15:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 15:15:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 15:15:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 15:15:55,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 15:15:55,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 15:15:55,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 15:15:55,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 15:15:55,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 15:15:55,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-22 15:15:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-22 15:15:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-22 15:15:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-22 15:15:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-22 15:15:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-22 15:15:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-22 15:15:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-22 15:15:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-22 15:15:55,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-22 15:15:55,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-22 15:15:55,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-22 15:15:55,692 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-22 15:15:55,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-22 15:15:55,692 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2024-11-22 15:15:55,692 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2024-11-22 15:15:55,692 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2024-11-22 15:15:55,692 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-22 15:15:55,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-22 15:15:55,693 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-22 15:15:55,693 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-22 15:15:55,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 15:15:55,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 15:15:55,693 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2024-11-22 15:15:55,693 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2024-11-22 15:15:55,693 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2024-11-22 15:15:55,693 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2024-11-22 15:15:55,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2024-11-22 15:15:55,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2024-11-22 15:15:55,694 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 15:15:55,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-22 15:15:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-22 15:15:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-22 15:15:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-22 15:15:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-22 15:15:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-22 15:15:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-22 15:15:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-22 15:15:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-22 15:15:55,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-22 15:15:55,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-22 15:15:55,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-22 15:15:55,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-22 15:15:55,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-22 15:15:55,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-22 15:15:55,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-22 15:15:55,696 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-22 15:15:55,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-22 15:15:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 15:15:55,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 15:15:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-22 15:15:55,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-22 15:15:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2024-11-22 15:15:55,697 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2024-11-22 15:15:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_table_lock [2024-11-22 15:15:55,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_table_lock [2024-11-22 15:15:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-22 15:15:55,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-22 15:15:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2024-11-22 15:15:55,698 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2024-11-22 15:15:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_table_lock [2024-11-22 15:15:55,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_table_lock [2024-11-22 15:15:55,698 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-22 15:15:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-22 15:15:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2024-11-22 15:15:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2024-11-22 15:15:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2024-11-22 15:15:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2024-11-22 15:15:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-22 15:15:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-22 15:15:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2024-11-22 15:15:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2024-11-22 15:15:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-22 15:15:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-22 15:15:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2024-11-22 15:15:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2024-11-22 15:15:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-22 15:15:55,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-22 15:15:55,699 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2024-11-22 15:15:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-22 15:15:55,700 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 15:15:55,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-22 15:15:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 15:15:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2024-11-22 15:15:55,701 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2024-11-22 15:15:55,701 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2024-11-22 15:15:55,702 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2024-11-22 15:15:56,580 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 15:15:56,585 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 15:16:16,403 INFO L? ?]: Removed 2303 outVars from TransFormulas that were not future-live. [2024-11-22 15:16:16,403 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 15:16:16,472 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 15:16:16,472 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 15:16:16,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:16:16 BoogieIcfgContainer [2024-11-22 15:16:16,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 15:16:16,476 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 15:16:16,477 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 15:16:16,481 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 15:16:16,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:15:50" (1/3) ... [2024-11-22 15:16:16,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786bb12b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:16:16, skipping insertion in model container [2024-11-22 15:16:16,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:53" (2/3) ... [2024-11-22 15:16:16,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786bb12b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:16:16, skipping insertion in model container [2024-11-22 15:16:16,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:16:16" (3/3) ... [2024-11-22 15:16:16,486 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2024-11-22 15:16:16,503 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 15:16:16,504 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 15:16:16,698 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 15:16:16,708 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;@70a9b161, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 15:16:16,709 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 15:16:16,725 INFO L276 IsEmpty]: Start isEmpty. Operand has 2032 states, 1383 states have (on average 1.2913955169920464) internal successors, (1786), 1420 states have internal predecessors, (1786), 528 states have call successors, (528), 119 states have call predecessors, (528), 119 states have return successors, (528), 514 states have call predecessors, (528), 528 states have call successors, (528) [2024-11-22 15:16:16,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-22 15:16:16,735 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:16:16,736 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 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 15:16:16,737 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:16:16,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:16:16,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1952228233, now seen corresponding path program 1 times [2024-11-22 15:16:16,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:16:16,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794871157] [2024-11-22 15:16:16,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:16:16,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:16:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:16:23,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 15:16:23,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:16:23,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794871157] [2024-11-22 15:16:23,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794871157] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:16:23,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:16:23,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:16:23,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641665745] [2024-11-22 15:16:23,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:16:23,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:16:23,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:16:23,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:16:23,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:16:23,152 INFO L87 Difference]: Start difference. First operand has 2032 states, 1383 states have (on average 1.2913955169920464) internal successors, (1786), 1420 states have internal predecessors, (1786), 528 states have call successors, (528), 119 states have call predecessors, (528), 119 states have return successors, (528), 514 states have call predecessors, (528), 528 states have call successors, (528) Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 15:16:27,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 15:16:28,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:16:28,131 INFO L93 Difference]: Finished difference Result 5770 states and 8401 transitions. [2024-11-22 15:16:28,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:16:28,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 32 [2024-11-22 15:16:28,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:16:28,191 INFO L225 Difference]: With dead ends: 5770 [2024-11-22 15:16:28,191 INFO L226 Difference]: Without dead ends: 3741 [2024-11-22 15:16:28,215 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 15:16:28,220 INFO L432 NwaCegarLoop]: 2941 mSDtfsCounter, 2792 mSDsluCounter, 2450 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2792 SdHoareTripleChecker+Valid, 5391 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-22 15:16:28,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2792 Valid, 5391 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-22 15:16:28,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3741 states. [2024-11-22 15:16:28,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3741 to 3736. [2024-11-22 15:16:28,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3736 states, 2547 states have (on average 1.2862190812720848) internal successors, (3276), 2615 states have internal predecessors, (3276), 963 states have call successors, (963), 233 states have call predecessors, (963), 225 states have return successors, (1026), 911 states have call predecessors, (1026), 947 states have call successors, (1026) [2024-11-22 15:16:28,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 5265 transitions. [2024-11-22 15:16:28,673 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 5265 transitions. Word has length 32 [2024-11-22 15:16:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:16:28,675 INFO L471 AbstractCegarLoop]: Abstraction has 3736 states and 5265 transitions. [2024-11-22 15:16:28,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 15:16:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 5265 transitions. [2024-11-22 15:16:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-22 15:16:28,677 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:16:28,677 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:16:28,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 15:16:28,678 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:16:28,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:16:28,681 INFO L85 PathProgramCache]: Analyzing trace with hash -390959057, now seen corresponding path program 1 times [2024-11-22 15:16:28,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:16:28,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418696453] [2024-11-22 15:16:28,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:16:28,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:16:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:16:34,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 15:16:34,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:16:34,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418696453] [2024-11-22 15:16:34,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418696453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:16:34,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:16:34,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:16:34,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300663531] [2024-11-22 15:16:34,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:16:34,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:16:34,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:16:34,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:16:34,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:16:34,455 INFO L87 Difference]: Start difference. First operand 3736 states and 5265 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 15:16:38,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 15:16:39,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:16:39,120 INFO L93 Difference]: Finished difference Result 3738 states and 5266 transitions. [2024-11-22 15:16:39,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:16:39,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 33 [2024-11-22 15:16:39,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:16:39,154 INFO L225 Difference]: With dead ends: 3738 [2024-11-22 15:16:39,154 INFO L226 Difference]: Without dead ends: 3735 [2024-11-22 15:16:39,160 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:16:39,161 INFO L432 NwaCegarLoop]: 2818 mSDtfsCounter, 2798 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2798 SdHoareTripleChecker+Valid, 2820 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-22 15:16:39,163 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2798 Valid, 2820 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-22 15:16:39,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3735 states. [2024-11-22 15:16:39,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3735 to 3735. [2024-11-22 15:16:39,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3735 states, 2547 states have (on average 1.2858264625049078) internal successors, (3275), 2614 states have internal predecessors, (3275), 962 states have call successors, (962), 233 states have call predecessors, (962), 225 states have return successors, (1026), 911 states have call predecessors, (1026), 947 states have call successors, (1026) [2024-11-22 15:16:39,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 5263 transitions. [2024-11-22 15:16:39,408 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 5263 transitions. Word has length 33 [2024-11-22 15:16:39,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:16:39,409 INFO L471 AbstractCegarLoop]: Abstraction has 3735 states and 5263 transitions. [2024-11-22 15:16:39,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 15:16:39,409 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 5263 transitions. [2024-11-22 15:16:39,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-22 15:16:39,410 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:16:39,411 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:16:39,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 15:16:39,411 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:16:39,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:16:39,411 INFO L85 PathProgramCache]: Analyzing trace with hash 763750010, now seen corresponding path program 1 times [2024-11-22 15:16:39,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:16:39,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930019552] [2024-11-22 15:16:39,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:16:39,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:16:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:16:44,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 15:16:44,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:16:44,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930019552] [2024-11-22 15:16:44,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930019552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:16:44,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:16:44,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:16:44,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064583764] [2024-11-22 15:16:44,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:16:44,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:16:44,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:16:44,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:16:44,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:16:44,635 INFO L87 Difference]: Start difference. First operand 3735 states and 5263 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 15:16:48,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 15:16:49,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:16:49,267 INFO L93 Difference]: Finished difference Result 3737 states and 5264 transitions. [2024-11-22 15:16:49,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:16:49,268 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 34 [2024-11-22 15:16:49,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:16:49,295 INFO L225 Difference]: With dead ends: 3737 [2024-11-22 15:16:49,295 INFO L226 Difference]: Without dead ends: 3734 [2024-11-22 15:16:49,300 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:16:49,303 INFO L432 NwaCegarLoop]: 2816 mSDtfsCounter, 2795 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2795 SdHoareTripleChecker+Valid, 2818 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-22 15:16:49,304 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2795 Valid, 2818 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-22 15:16:49,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3734 states. [2024-11-22 15:16:49,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3734 to 3734. [2024-11-22 15:16:49,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3734 states, 2547 states have (on average 1.2854338437377306) internal successors, (3274), 2613 states have internal predecessors, (3274), 961 states have call successors, (961), 233 states have call predecessors, (961), 225 states have return successors, (1026), 911 states have call predecessors, (1026), 947 states have call successors, (1026) [2024-11-22 15:16:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 5261 transitions. [2024-11-22 15:16:49,485 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 5261 transitions. Word has length 34 [2024-11-22 15:16:49,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:16:49,487 INFO L471 AbstractCegarLoop]: Abstraction has 3734 states and 5261 transitions. [2024-11-22 15:16:49,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 15:16:49,487 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 5261 transitions. [2024-11-22 15:16:49,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-22 15:16:49,489 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:16:49,490 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:16:49,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 15:16:49,490 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:16:49,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:16:49,491 INFO L85 PathProgramCache]: Analyzing trace with hash -2094969710, now seen corresponding path program 1 times [2024-11-22 15:16:49,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:16:49,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856134113] [2024-11-22 15:16:49,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:16:49,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:16:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:16:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 15:16:54,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:16:54,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856134113] [2024-11-22 15:16:54,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856134113] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:16:54,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:16:54,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 15:16:54,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591889973] [2024-11-22 15:16:54,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:16:54,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:16:54,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:16:54,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:16:54,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:16:54,633 INFO L87 Difference]: Start difference. First operand 3734 states and 5261 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 15:16:58,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 15:16:59,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:16:59,471 INFO L93 Difference]: Finished difference Result 3887 states and 5419 transitions. [2024-11-22 15:16:59,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:16:59,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 35 [2024-11-22 15:16:59,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:16:59,503 INFO L225 Difference]: With dead ends: 3887 [2024-11-22 15:16:59,503 INFO L226 Difference]: Without dead ends: 3868 [2024-11-22 15:16:59,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 15:16:59,511 INFO L432 NwaCegarLoop]: 2872 mSDtfsCounter, 2603 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2603 SdHoareTripleChecker+Valid, 3148 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-22 15:16:59,511 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2603 Valid, 3148 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-22 15:16:59,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3868 states. [2024-11-22 15:16:59,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3868 to 3864. [2024-11-22 15:16:59,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3864 states, 2645 states have (on average 1.2790170132325143) internal successors, (3383), 2708 states have internal predecessors, (3383), 968 states have call successors, (968), 258 states have call predecessors, (968), 250 states have return successors, (1036), 921 states have call predecessors, (1036), 957 states have call successors, (1036) [2024-11-22 15:16:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 3864 states and 5387 transitions. [2024-11-22 15:16:59,730 INFO L78 Accepts]: Start accepts. Automaton has 3864 states and 5387 transitions. Word has length 35 [2024-11-22 15:16:59,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:16:59,732 INFO L471 AbstractCegarLoop]: Abstraction has 3864 states and 5387 transitions. [2024-11-22 15:16:59,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-22 15:16:59,732 INFO L276 IsEmpty]: Start isEmpty. Operand 3864 states and 5387 transitions. [2024-11-22 15:16:59,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-22 15:16:59,740 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:16:59,740 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-22 15:16:59,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 15:16:59,741 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:16:59,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:16:59,742 INFO L85 PathProgramCache]: Analyzing trace with hash 2095412292, now seen corresponding path program 1 times [2024-11-22 15:16:59,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:16:59,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208791503] [2024-11-22 15:16:59,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:16:59,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:17:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:17:05,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-22 15:17:05,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:17:05,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208791503] [2024-11-22 15:17:05,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208791503] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:17:05,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:17:05,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-22 15:17:05,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229169610] [2024-11-22 15:17:05,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:17:05,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 15:17:05,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:17:05,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 15:17:05,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 15:17:05,367 INFO L87 Difference]: Start difference. First operand 3864 states and 5387 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-22 15:17:05,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:17:05,702 INFO L93 Difference]: Finished difference Result 7530 states and 10502 transitions. [2024-11-22 15:17:05,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 15:17:05,706 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 58 [2024-11-22 15:17:05,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:17:05,742 INFO L225 Difference]: With dead ends: 7530 [2024-11-22 15:17:05,742 INFO L226 Difference]: Without dead ends: 3864 [2024-11-22 15:17:05,767 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 15:17:05,767 INFO L432 NwaCegarLoop]: 2808 mSDtfsCounter, 0 mSDsluCounter, 5610 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8418 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-22 15:17:05,768 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8418 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-22 15:17:05,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3864 states. [2024-11-22 15:17:05,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3864 to 3864. [2024-11-22 15:17:05,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3864 states, 2645 states have (on average 1.2786389413988657) internal successors, (3382), 2708 states have internal predecessors, (3382), 968 states have call successors, (968), 258 states have call predecessors, (968), 250 states have return successors, (1036), 921 states have call predecessors, (1036), 957 states have call successors, (1036) [2024-11-22 15:17:05,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 3864 states and 5386 transitions. [2024-11-22 15:17:05,994 INFO L78 Accepts]: Start accepts. Automaton has 3864 states and 5386 transitions. Word has length 58 [2024-11-22 15:17:05,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:17:05,994 INFO L471 AbstractCegarLoop]: Abstraction has 3864 states and 5386 transitions. [2024-11-22 15:17:05,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-22 15:17:05,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3864 states and 5386 transitions. [2024-11-22 15:17:06,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-22 15:17:06,001 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:17:06,001 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-22 15:17:06,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 15:17:06,002 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:17:06,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:17:06,002 INFO L85 PathProgramCache]: Analyzing trace with hash -684637143, now seen corresponding path program 1 times [2024-11-22 15:17:06,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:17:06,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425948613] [2024-11-22 15:17:06,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:17:06,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:17:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat