./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 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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-3061b6d-m [2024-11-19 03:17:19,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 03:17:19,202 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 03:17:19,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 03:17:19,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 03:17:19,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 03:17:19,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 03:17:19,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 03:17:19,241 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 03:17:19,241 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 03:17:19,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 03:17:19,242 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 03:17:19,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 03:17:19,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 03:17:19,243 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 03:17:19,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 03:17:19,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 03:17:19,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 03:17:19,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 03:17:19,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 03:17:19,252 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 03:17:19,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 03:17:19,253 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 03:17:19,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 03:17:19,253 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 03:17:19,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 03:17:19,254 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 03:17:19,254 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 03:17:19,255 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 03:17:19,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 03:17:19,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 03:17:19,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 03:17:19,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 03:17:19,257 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 03:17:19,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 03:17:19,257 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 03:17:19,258 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 03:17:19,258 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 03:17:19,258 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 03:17:19,258 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6da8ea4f52a5db2fd6a4377ee50d8947521d614595ba63b4868fab74a4c4951f [2024-11-19 03:17:19,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 03:17:19,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 03:17:19,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 03:17:19,533 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 03:17:19,534 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 03:17:19,535 INFO L431 ainManager$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 [2024-11-19 03:17:21,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 03:17:21,631 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 03:17:21,632 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 [2024-11-19 03:17:21,681 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a61dc7523/ff514440dee04d278f38a882958d10bd/FLAG1a83d0b62 [2024-11-19 03:17:21,697 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a61dc7523/ff514440dee04d278f38a882958d10bd [2024-11-19 03:17:21,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 03:17:21,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 03:17:21,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 03:17:21,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 03:17:21,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 03:17:21,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:21" (1/1) ... [2024-11-19 03:17:21,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46dfdbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:21, skipping insertion in model container [2024-11-19 03:17:21,712 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:21" (1/1) ... [2024-11-19 03:17:21,867 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 03:17:23,725 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] [2024-11-19 03:17:23,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 03:17:23,883 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 03:17:23,975 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] [2024-11-19 03:17:23,981 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] [2024-11-19 03:17:23,982 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] [2024-11-19 03:17:23,982 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] [2024-11-19 03:17:23,983 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] [2024-11-19 03:17:23,983 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] [2024-11-19 03:17:24,365 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] [2024-11-19 03:17:24,365 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6914] [2024-11-19 03:17:24,366 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] [2024-11-19 03:17:24,366 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] [2024-11-19 03:17:24,367 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] [2024-11-19 03:17:24,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6969] [2024-11-19 03:17:24,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6972] [2024-11-19 03:17:24,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6975] [2024-11-19 03:17:24,369 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6978] [2024-11-19 03:17:24,369 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [7000] [2024-11-19 03:17:24,369 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [7003] [2024-11-19 03:17:24,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [7006] [2024-11-19 03:17:24,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [7009] [2024-11-19 03:17:24,430 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] [2024-11-19 03:17:24,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 03:17:24,558 INFO L204 MainTranslator]: Completed translation [2024-11-19 03:17:24,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24 WrapperNode [2024-11-19 03:17:24,559 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 03:17:24,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 03:17:24,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 03:17:24,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 03:17:24,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:24,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:24,883 INFO L138 Inliner]: procedures = 375, calls = 3333, calls flagged for inlining = 175, calls inlined = 167, statements flattened = 6820 [2024-11-19 03:17:24,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 03:17:24,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 03:17:24,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 03:17:24,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 03:17:24,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:24,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:24,961 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:26,314 INFO L175 MemorySlicer]: Split 1719 memory accesses to 25 slices as follows [16, 1, 2, 26, 3, 4, 876, 63, 2, 2, 1, 2, 260, 1, 35, 2, 2, 11, 266, 63, 63, 7, 7, 2, 2]. 51 percent of accesses are in the largest equivalence class. The 451 initializations are split as follows [0, 0, 0, 0, 0, 4, 56, 0, 2, 0, 0, 0, 254, 0, 0, 0, 0, 2, 0, 63, 63, 0, 7, 0, 0]. The 720 writes are split as follows [16, 1, 1, 0, 2, 0, 372, 54, 0, 1, 0, 1, 3, 0, 35, 1, 1, 0, 228, 0, 0, 2, 0, 1, 1]. [2024-11-19 03:17:26,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:26,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:26,519 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:26,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:26,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:26,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:26,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 03:17:26,676 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 03:17:26,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 03:17:26,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 03:17:26,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (1/1) ... [2024-11-19 03:17:26,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 03:17:26,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 03:17:26,715 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) [2024-11-19 03:17:26,718 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 [2024-11-19 03:17:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2024-11-19 03:17:26,770 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2024-11-19 03:17:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2024-11-19 03:17:26,770 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2024-11-19 03:17:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2024-11-19 03:17:26,771 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2024-11-19 03:17:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2024-11-19 03:17:26,771 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2024-11-19 03:17:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-11-19 03:17:26,772 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-11-19 03:17:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-19 03:17:26,772 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-19 03:17:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-19 03:17:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-19 03:17:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-19 03:17:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-19 03:17:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-11-19 03:17:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-11-19 03:17:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 03:17:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-19 03:17:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2024-11-19 03:17:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2024-11-19 03:17:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2024-11-19 03:17:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2024-11-19 03:17:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2024-11-19 03:17:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2024-11-19 03:17:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2024-11-19 03:17:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2024-11-19 03:17:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2024-11-19 03:17:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2024-11-19 03:17:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-19 03:17:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-19 03:17:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-11-19 03:17:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-11-19 03:17:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2024-11-19 03:17:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2024-11-19 03:17:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2024-11-19 03:17:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2024-11-19 03:17:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-11-19 03:17:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-11-19 03:17:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2024-11-19 03:17:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2024-11-19 03:17:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-19 03:17:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-19 03:17:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-11-19 03:17:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-11-19 03:17:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-19 03:17:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-19 03:17:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2024-11-19 03:17:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2024-11-19 03:17:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2024-11-19 03:17:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2024-11-19 03:17:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2024-11-19 03:17:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2024-11-19 03:17:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2024-11-19 03:17:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2024-11-19 03:17:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-19 03:17:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-19 03:17:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-19 03:17:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-19 03:17:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_get_by_index [2024-11-19 03:17:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_get_by_index [2024-11-19 03:17:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2024-11-19 03:17:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2024-11-19 03:17:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2024-11-19 03:17:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2024-11-19 03:17:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2024-11-19 03:17:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2024-11-19 03:17:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2024-11-19 03:17:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2024-11-19 03:17:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2024-11-19 03:17:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2024-11-19 03:17:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-19 03:17:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-19 03:17:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2024-11-19 03:17:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2024-11-19 03:17:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-19 03:17:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-19 03:17:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-19 03:17:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-19 03:17:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 03:17:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-19 03:17:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-19 03:17:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2024-11-19 03:17:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2024-11-19 03:17:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2024-11-19 03:17:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2024-11-19 03:17:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2024-11-19 03:17:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2024-11-19 03:17:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2024-11-19 03:17:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2024-11-19 03:17:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 03:17:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-19 03:17:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-19 03:17:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-19 03:17:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-19 03:17:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-19 03:17:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-19 03:17:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2024-11-19 03:17:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2024-11-19 03:17:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2024-11-19 03:17:26,792 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2024-11-19 03:17:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-19 03:17:26,792 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-19 03:17:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2024-11-19 03:17:26,792 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2024-11-19 03:17:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 03:17:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 03:17:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 03:17:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 03:17:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 03:17:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 03:17:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 03:17:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 03:17:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-19 03:17:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-19 03:17:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-19 03:17:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-19 03:17:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-19 03:17:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-19 03:17:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-19 03:17:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-19 03:17:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-19 03:17:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-19 03:17:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-19 03:17:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-19 03:17:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-19 03:17:26,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-19 03:17:26,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-19 03:17:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-19 03:17:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-19 03:17:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-19 03:17:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-19 03:17:26,797 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-19 03:17:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-19 03:17:26,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-19 03:17:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2024-11-19 03:17:26,798 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2024-11-19 03:17:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-19 03:17:26,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-19 03:17:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-19 03:17:26,798 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-19 03:17:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2024-11-19 03:17:26,799 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2024-11-19 03:17:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2024-11-19 03:17:26,799 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2024-11-19 03:17:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-19 03:17:26,799 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-19 03:17:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2024-11-19 03:17:26,799 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2024-11-19 03:17:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2024-11-19 03:17:26,799 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2024-11-19 03:17:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-19 03:17:26,800 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-19 03:17:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-19 03:17:26,800 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-19 03:17:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2024-11-19 03:17:26,800 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2024-11-19 03:17:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2024-11-19 03:17:26,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2024-11-19 03:17:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-19 03:17:26,800 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-19 03:17:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2024-11-19 03:17:26,800 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2024-11-19 03:17:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-19 03:17:26,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-19 03:17:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-19 03:17:26,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2024-11-19 03:17:26,801 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-19 03:17:26,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 03:17:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-19 03:17:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-19 03:17:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-19 03:17:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-19 03:17:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-19 03:17:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-19 03:17:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-19 03:17:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-19 03:17:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-19 03:17:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-19 03:17:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-19 03:17:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-19 03:17:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-19 03:17:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-19 03:17:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-19 03:17:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-19 03:17:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-19 03:17:26,805 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-19 03:17:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2024-11-19 03:17:26,805 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2024-11-19 03:17:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2024-11-19 03:17:26,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2024-11-19 03:17:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2024-11-19 03:17:26,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2024-11-19 03:17:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2024-11-19 03:17:26,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2024-11-19 03:17:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2024-11-19 03:17:26,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2024-11-19 03:17:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-11-19 03:17:26,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-11-19 03:17:26,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 03:17:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-19 03:17:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-19 03:17:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-19 03:17:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-19 03:17:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-19 03:17:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-19 03:17:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-19 03:17:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-19 03:17:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-19 03:17:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-19 03:17:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-19 03:17:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-19 03:17:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-19 03:17:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2024-11-19 03:17:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2024-11-19 03:17:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-11-19 03:17:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-11-19 03:17:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-19 03:17:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-19 03:17:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2024-11-19 03:17:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2024-11-19 03:17:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2024-11-19 03:17:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2024-11-19 03:17:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-19 03:17:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-19 03:17:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-19 03:17:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-19 03:17:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2024-11-19 03:17:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2024-11-19 03:17:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-19 03:17:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-11-19 03:17:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-19 03:17:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-19 03:17:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-19 03:17:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2024-11-19 03:17:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2024-11-19 03:17:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2024-11-19 03:17:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-19 03:17:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-19 03:17:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-19 03:17:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-19 03:17:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-19 03:17:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-19 03:17:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2024-11-19 03:17:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2024-11-19 03:17:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2024-11-19 03:17:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2024-11-19 03:17:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2024-11-19 03:17:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2024-11-19 03:17:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 03:17:26,818 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2024-11-19 03:17:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 03:17:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 03:17:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-19 03:17:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-19 03:17:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-19 03:17:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-19 03:17:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-19 03:17:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-19 03:17:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-19 03:17:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-19 03:17:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-19 03:17:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-19 03:17:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-19 03:17:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-19 03:17:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-19 03:17:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-19 03:17:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-19 03:17:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-19 03:17:26,821 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-19 03:17:26,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-19 03:17:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 03:17:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-19 03:17:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-19 03:17:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-19 03:17:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2024-11-19 03:17:26,822 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2024-11-19 03:17:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_table_lock [2024-11-19 03:17:26,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_table_lock [2024-11-19 03:17:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-19 03:17:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-19 03:17:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2024-11-19 03:17:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2024-11-19 03:17:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_table_lock [2024-11-19 03:17:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_table_lock [2024-11-19 03:17:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-19 03:17:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-19 03:17:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2024-11-19 03:17:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2024-11-19 03:17:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2024-11-19 03:17:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2024-11-19 03:17:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-19 03:17:26,825 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-19 03:17:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2024-11-19 03:17:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-19 03:17:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2024-11-19 03:17:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-19 03:17:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2024-11-19 03:17:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-19 03:17:26,826 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 03:17:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-19 03:17:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-19 03:17:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-19 03:17:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-19 03:17:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-19 03:17:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-19 03:17:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-19 03:17:26,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-19 03:17:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-19 03:17:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-19 03:17:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-19 03:17:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-19 03:17:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-19 03:17:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 03:17:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 03:17:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2024-11-19 03:17:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2024-11-19 03:17:26,832 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2024-11-19 03:17:26,832 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2024-11-19 03:17:27,746 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 03:17:27,750 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 03:17:46,702 INFO L? ?]: Removed 2303 outVars from TransFormulas that were not future-live. [2024-11-19 03:17:46,702 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 03:17:46,800 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 03:17:46,800 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 03:17:46,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:46 BoogieIcfgContainer [2024-11-19 03:17:46,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 03:17:46,810 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 03:17:46,810 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 03:17:46,826 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 03:17:46,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 03:17:21" (1/3) ... [2024-11-19 03:17:46,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18120e82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:17:46, skipping insertion in model container [2024-11-19 03:17:46,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:24" (2/3) ... [2024-11-19 03:17:46,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18120e82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 03:17:46, skipping insertion in model container [2024-11-19 03:17:46,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:46" (3/3) ... [2024-11-19 03:17:46,832 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2024-11-19 03:17:46,870 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 03:17:46,871 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 03:17:46,998 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 03:17:47,007 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;@70e2f03, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 03:17:47,008 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 03:17:47,022 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) [2024-11-19 03:17:47,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-19 03:17:47,032 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:17:47,032 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] [2024-11-19 03:17:47,033 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:17:47,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:17:47,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1952228233, now seen corresponding path program 1 times [2024-11-19 03:17:47,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:17:47,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673643680] [2024-11-19 03:17:47,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:17:47,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:17:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:17:53,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 03:17:53,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:17:53,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673643680] [2024-11-19 03:17:53,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673643680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:17:53,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:17:53,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 03:17:53,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558209815] [2024-11-19 03:17:53,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:17:53,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 03:17:53,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:17:53,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 03:17:53,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:17:53,678 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) [2024-11-19 03:17:57,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 03:17:58,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:17:58,785 INFO L93 Difference]: Finished difference Result 5770 states and 8401 transitions. [2024-11-19 03:17:58,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 03:17:58,789 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 [2024-11-19 03:17:58,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:17:58,849 INFO L225 Difference]: With dead ends: 5770 [2024-11-19 03:17:58,850 INFO L226 Difference]: Without dead ends: 3741 [2024-11-19 03:17:58,877 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 [2024-11-19 03:17:58,883 INFO L432 NwaCegarLoop]: 2941 mSDtfsCounter, 2792 mSDsluCounter, 2450 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 4.7s IncrementalHoareTripleChecker+Time [2024-11-19 03:17:58,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2792 Valid, 5391 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-19 03:17:58,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3741 states. [2024-11-19 03:17:59,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3741 to 3736. [2024-11-19 03:17:59,156 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) [2024-11-19 03:17:59,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 5265 transitions. [2024-11-19 03:17:59,202 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 5265 transitions. Word has length 32 [2024-11-19 03:17:59,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:17:59,203 INFO L471 AbstractCegarLoop]: Abstraction has 3736 states and 5265 transitions. [2024-11-19 03:17:59,203 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) [2024-11-19 03:17:59,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 5265 transitions. [2024-11-19 03:17:59,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-19 03:17:59,205 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:17:59,205 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] [2024-11-19 03:17:59,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 03:17:59,206 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:17:59,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:17:59,206 INFO L85 PathProgramCache]: Analyzing trace with hash -390959057, now seen corresponding path program 1 times [2024-11-19 03:17:59,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:17:59,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456271974] [2024-11-19 03:17:59,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:17:59,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:18:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:18:05,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 03:18:05,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:18:05,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456271974] [2024-11-19 03:18:05,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456271974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:18:05,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:18:05,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 03:18:05,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414235145] [2024-11-19 03:18:05,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:18:05,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 03:18:05,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:18:05,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 03:18:05,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:18:05,151 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) [2024-11-19 03:18:09,257 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 [] [2024-11-19 03:18:09,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:18:09,819 INFO L93 Difference]: Finished difference Result 3738 states and 5266 transitions. [2024-11-19 03:18:09,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 03:18:09,820 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 [2024-11-19 03:18:09,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:18:09,851 INFO L225 Difference]: With dead ends: 3738 [2024-11-19 03:18:09,852 INFO L226 Difference]: Without dead ends: 3735 [2024-11-19 03:18:09,856 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 [2024-11-19 03:18:09,860 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 [2024-11-19 03:18:09,860 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] [2024-11-19 03:18:09,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3735 states. [2024-11-19 03:18:10,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3735 to 3735. [2024-11-19 03:18:10,047 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) [2024-11-19 03:18:10,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 5263 transitions. [2024-11-19 03:18:10,093 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 5263 transitions. Word has length 33 [2024-11-19 03:18:10,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:18:10,094 INFO L471 AbstractCegarLoop]: Abstraction has 3735 states and 5263 transitions. [2024-11-19 03:18:10,094 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) [2024-11-19 03:18:10,094 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 5263 transitions. [2024-11-19 03:18:10,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-19 03:18:10,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:18:10,095 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] [2024-11-19 03:18:10,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 03:18:10,095 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:18:10,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:18:10,096 INFO L85 PathProgramCache]: Analyzing trace with hash 763750010, now seen corresponding path program 1 times [2024-11-19 03:18:10,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:18:10,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008309181] [2024-11-19 03:18:10,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:18:10,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:18:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:18:15,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 03:18:15,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:18:15,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008309181] [2024-11-19 03:18:15,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008309181] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:18:15,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:18:15,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 03:18:15,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315109955] [2024-11-19 03:18:15,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:18:15,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 03:18:15,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:18:15,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 03:18:15,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:18:15,071 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) [2024-11-19 03:18:19,163 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 [] [2024-11-19 03:18:19,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:18:19,755 INFO L93 Difference]: Finished difference Result 3737 states and 5264 transitions. [2024-11-19 03:18:19,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 03:18:19,756 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 [2024-11-19 03:18:19,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:18:19,786 INFO L225 Difference]: With dead ends: 3737 [2024-11-19 03:18:19,787 INFO L226 Difference]: Without dead ends: 3734 [2024-11-19 03:18:19,792 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 [2024-11-19 03:18:19,794 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 [2024-11-19 03:18:19,797 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] [2024-11-19 03:18:19,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3734 states. [2024-11-19 03:18:20,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3734 to 3734. [2024-11-19 03:18:20,095 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) [2024-11-19 03:18:20,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 5261 transitions. [2024-11-19 03:18:20,127 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 5261 transitions. Word has length 34 [2024-11-19 03:18:20,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:18:20,129 INFO L471 AbstractCegarLoop]: Abstraction has 3734 states and 5261 transitions. [2024-11-19 03:18:20,129 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) [2024-11-19 03:18:20,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 5261 transitions. [2024-11-19 03:18:20,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-19 03:18:20,132 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:18:20,132 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] [2024-11-19 03:18:20,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 03:18:20,132 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:18:20,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:18:20,133 INFO L85 PathProgramCache]: Analyzing trace with hash -2094969710, now seen corresponding path program 1 times [2024-11-19 03:18:20,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:18:20,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996699684] [2024-11-19 03:18:20,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:18:20,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:18:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:18:25,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 03:18:25,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:18:25,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996699684] [2024-11-19 03:18:25,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996699684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:18:25,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:18:25,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 03:18:25,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093514502] [2024-11-19 03:18:25,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:18:25,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 03:18:25,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:18:25,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 03:18:25,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 03:18:25,497 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) [2024-11-19 03:18:29,598 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 [] [2024-11-19 03:18:30,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:18:30,387 INFO L93 Difference]: Finished difference Result 3887 states and 5419 transitions. [2024-11-19 03:18:30,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 03:18:30,388 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 [2024-11-19 03:18:30,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:18:30,416 INFO L225 Difference]: With dead ends: 3887 [2024-11-19 03:18:30,416 INFO L226 Difference]: Without dead ends: 3868 [2024-11-19 03:18:30,420 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 [2024-11-19 03:18:30,422 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 [2024-11-19 03:18:30,423 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] [2024-11-19 03:18:30,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3868 states. [2024-11-19 03:18:30,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3868 to 3864. [2024-11-19 03:18:30,597 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) [2024-11-19 03:18:30,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 3864 states and 5387 transitions. [2024-11-19 03:18:30,621 INFO L78 Accepts]: Start accepts. Automaton has 3864 states and 5387 transitions. Word has length 35 [2024-11-19 03:18:30,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:18:30,622 INFO L471 AbstractCegarLoop]: Abstraction has 3864 states and 5387 transitions. [2024-11-19 03:18:30,622 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) [2024-11-19 03:18:30,622 INFO L276 IsEmpty]: Start isEmpty. Operand 3864 states and 5387 transitions. [2024-11-19 03:18:30,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-19 03:18:30,630 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:18:30,631 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] [2024-11-19 03:18:30,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 03:18:30,631 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:18:30,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:18:30,633 INFO L85 PathProgramCache]: Analyzing trace with hash 2095412292, now seen corresponding path program 1 times [2024-11-19 03:18:30,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:18:30,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941601272] [2024-11-19 03:18:30,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:18:30,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 03:18:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 03:18:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-19 03:18:36,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 03:18:36,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941601272] [2024-11-19 03:18:36,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941601272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 03:18:36,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 03:18:36,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 03:18:36,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950435686] [2024-11-19 03:18:36,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 03:18:36,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 03:18:36,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 03:18:36,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 03:18:36,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 03:18:36,533 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) [2024-11-19 03:18:36,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 03:18:36,859 INFO L93 Difference]: Finished difference Result 7530 states and 10502 transitions. [2024-11-19 03:18:36,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 03:18:36,860 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 [2024-11-19 03:18:36,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 03:18:36,892 INFO L225 Difference]: With dead ends: 7530 [2024-11-19 03:18:36,892 INFO L226 Difference]: Without dead ends: 3864 [2024-11-19 03:18:36,916 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 [2024-11-19 03:18:36,917 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 [2024-11-19 03:18:36,917 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] [2024-11-19 03:18:36,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3864 states. [2024-11-19 03:18:37,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3864 to 3864. [2024-11-19 03:18:37,105 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) [2024-11-19 03:18:37,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 3864 states and 5386 transitions. [2024-11-19 03:18:37,133 INFO L78 Accepts]: Start accepts. Automaton has 3864 states and 5386 transitions. Word has length 58 [2024-11-19 03:18:37,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 03:18:37,134 INFO L471 AbstractCegarLoop]: Abstraction has 3864 states and 5386 transitions. [2024-11-19 03:18:37,134 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) [2024-11-19 03:18:37,135 INFO L276 IsEmpty]: Start isEmpty. Operand 3864 states and 5386 transitions. [2024-11-19 03:18:37,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-19 03:18:37,140 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 03:18:37,140 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] [2024-11-19 03:18:37,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 03:18:37,141 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 03:18:37,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 03:18:37,141 INFO L85 PathProgramCache]: Analyzing trace with hash -684637143, now seen corresponding path program 1 times [2024-11-19 03:18:37,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 03:18:37,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139028506] [2024-11-19 03:18:37,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 03:18:37,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms