./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c5d5043b66caff5c07f0c88f362816351d0f3d977cc292db3caac18b1f834999 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:43:54,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:43:54,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 01:43:54,752 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:43:54,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:43:54,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:43:54,783 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:43:54,783 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:43:54,783 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:43:54,784 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:43:54,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:43:54,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:43:54,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:43:54,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:43:54,785 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:43:54,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:43:54,785 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:43:54,786 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:43:54,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:43:54,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:43:54,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:43:54,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:43:54,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:43:54,787 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:43:54,787 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:43:54,787 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:43:54,787 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:43:54,787 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:43:54,788 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:43:54,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:43:54,788 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:43:54,788 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:43:54,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:43:54,789 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:43:54,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:43:54,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:43:54,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:43:54,789 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:43:54,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:43:54,790 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:43:54,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:43:54,790 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:43:54,790 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:43:54,790 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:43:54,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:43:54,791 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5d5043b66caff5c07f0c88f362816351d0f3d977cc292db3caac18b1f834999 [2024-11-24 01:43:55,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:43:55,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:43:55,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:43:55,220 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:43:55,221 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:43:55,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2024-11-24 01:43:58,702 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/data/5d663caf3/0d234134821c4185aa111cfb1eeef66e/FLAGb3027357a [2024-11-24 01:43:59,774 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:43:59,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2024-11-24 01:43:59,859 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/data/5d663caf3/0d234134821c4185aa111cfb1eeef66e/FLAGb3027357a [2024-11-24 01:43:59,885 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/data/5d663caf3/0d234134821c4185aa111cfb1eeef66e [2024-11-24 01:43:59,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:43:59,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:43:59,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:43:59,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:43:59,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:43:59,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:43:59" (1/1) ... [2024-11-24 01:43:59,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55814b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:43:59, skipping insertion in model container [2024-11-24 01:43:59,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:43:59" (1/1) ... [2024-11-24 01:44:00,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:44:03,207 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[323188,323201] [2024-11-24 01:44:03,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:44:03,554 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:44:03,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3943] [2024-11-24 01:44:03,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3945] [2024-11-24 01:44:03,737 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"); [3955] [2024-11-24 01:44:03,740 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): "er" (i): "memory"); [3999-4000] [2024-11-24 01:44:03,742 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"); [4011-4012] [2024-11-24 01:44:03,743 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"); [4015-4016] [2024-11-24 01:44:03,745 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"); [4019-4020] [2024-11-24 01:44:03,745 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"); [4023-4024] [2024-11-24 01:44:04,206 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)); [8320] [2024-11-24 01:44:04,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8327] [2024-11-24 01:44:04,211 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, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [8336-8337] [2024-11-24 01:44:04,212 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, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [8353-8354] [2024-11-24 01:44:04,213 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)); [8368-8369] [2024-11-24 01:44:04,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [8383] [2024-11-24 01:44:04,214 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [8386] [2024-11-24 01:44:04,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [8389] [2024-11-24 01:44:04,217 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [8392] [2024-11-24 01:44:04,461 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[323188,323201] [2024-11-24 01:44:04,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:44:04,778 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:44:04,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04 WrapperNode [2024-11-24 01:44:04,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:44:04,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:44:04,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:44:04,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:44:04,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:04,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:05,313 INFO L138 Inliner]: procedures = 481, calls = 4211, calls flagged for inlining = 216, calls inlined = 209, statements flattened = 8322 [2024-11-24 01:44:05,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:44:05,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:44:05,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:44:05,316 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:44:05,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:05,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:05,380 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:08,137 INFO L175 MemorySlicer]: Split 2421 memory accesses to 26 slices as follows [2, 692, 35, 4, 2, 67, 3, 18, 1036, 2, 2, 280, 70, 26, 67, 2, 26, 23, 1, 3, 2, 1, 26, 22, 7, 2]. 43 percent of accesses are in the largest equivalence class. The 236 initializations are split as follows [0, 0, 0, 4, 0, 67, 0, 0, 89, 2, 0, 0, 0, 0, 67, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0]. The 1500 writes are split as follows [1, 692, 35, 0, 1, 0, 1, 16, 401, 0, 1, 240, 60, 11, 0, 1, 22, 2, 0, 2, 1, 1, 0, 11, 0, 1]. [2024-11-24 01:44:08,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:08,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:08,408 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:08,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:08,477 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:08,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:08,605 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:08,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:44:08,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:44:08,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:44:08,718 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:44:08,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (1/1) ... [2024-11-24 01:44:08,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:44:08,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:44:08,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:44:08,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:44:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2024-11-24 01:44:08,812 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2024-11-24 01:44:08,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2024-11-24 01:44:08,813 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2024-11-24 01:44:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-24 01:44:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-24 01:44:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 01:44:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 01:44:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2024-11-24 01:44:08,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2024-11-24 01:44:08,814 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2024-11-24 01:44:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2024-11-24 01:44:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2024-11-24 01:44:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2024-11-24 01:44:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-11-24 01:44:08,815 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-11-24 01:44:08,815 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2024-11-24 01:44:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2024-11-24 01:44:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 01:44:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 01:44:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2024-11-24 01:44:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2024-11-24 01:44:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2024-11-24 01:44:08,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2024-11-24 01:44:08,816 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2024-11-24 01:44:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2024-11-24 01:44:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2024-11-24 01:44:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2024-11-24 01:44:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-11-24 01:44:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-11-24 01:44:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-11-24 01:44:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-11-24 01:44:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2024-11-24 01:44:08,818 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2024-11-24 01:44:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2024-11-24 01:44:08,818 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2024-11-24 01:44:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2024-11-24 01:44:08,818 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2024-11-24 01:44:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2024-11-24 01:44:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2024-11-24 01:44:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-24 01:44:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-24 01:44:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2024-11-24 01:44:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2024-11-24 01:44:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2024-11-24 01:44:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2024-11-24 01:44:08,819 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2024-11-24 01:44:08,819 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2024-11-24 01:44:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2024-11-24 01:44:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2024-11-24 01:44:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-24 01:44:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-24 01:44:08,820 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-24 01:44:08,820 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-24 01:44:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2024-11-24 01:44:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2024-11-24 01:44:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2024-11-24 01:44:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2024-11-24 01:44:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2024-11-24 01:44:08,821 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2024-11-24 01:44:08,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 01:44:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 01:44:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-24 01:44:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-24 01:44:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2024-11-24 01:44:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2024-11-24 01:44:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:44:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-24 01:44:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-24 01:44:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2024-11-24 01:44:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2024-11-24 01:44:08,822 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2024-11-24 01:44:08,822 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-24 01:44:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2024-11-24 01:44:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2024-11-24 01:44:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-24 01:44:08,823 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 01:44:08,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 01:44:08,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-24 01:44:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-24 01:44:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-24 01:44:08,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-24 01:44:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-24 01:44:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-24 01:44:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-24 01:44:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-24 01:44:08,826 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2024-11-24 01:44:08,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2024-11-24 01:44:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-24 01:44:08,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-24 01:44:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 01:44:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 01:44:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 01:44:08,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 01:44:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 01:44:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 01:44:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 01:44:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 01:44:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 01:44:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 01:44:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 01:44:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 01:44:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 01:44:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 01:44:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 01:44:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 01:44:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 01:44:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 01:44:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-24 01:44:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-24 01:44:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-24 01:44:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-24 01:44:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-24 01:44:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-24 01:44:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-24 01:44:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-24 01:44:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-24 01:44:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-24 01:44:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2024-11-24 01:44:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2024-11-24 01:44:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2024-11-24 01:44:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2024-11-24 01:44:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-11-24 01:44:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 01:44:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-24 01:44:08,835 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-24 01:44:08,835 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2024-11-24 01:44:08,835 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-11-24 01:44:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-24 01:44:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-24 01:44:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-11-24 01:44:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-24 01:44:08,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 01:44:08,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 01:44:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 01:44:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 01:44:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 01:44:08,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 01:44:08,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 01:44:08,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 01:44:08,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 01:44:08,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 01:44:08,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 01:44:08,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 01:44:08,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 01:44:08,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 01:44:08,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 01:44:08,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-24 01:44:08,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-24 01:44:08,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-24 01:44:08,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-24 01:44:08,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-24 01:44:08,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-24 01:44:08,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-24 01:44:08,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-24 01:44:08,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:44:08,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:44:08,844 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:44:08,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:44:08,845 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2024-11-24 01:44:08,845 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2024-11-24 01:44:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-24 01:44:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-24 01:44:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2024-11-24 01:44:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2024-11-24 01:44:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 01:44:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 01:44:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2024-11-24 01:44:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2024-11-24 01:44:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-24 01:44:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-24 01:44:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:44:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:44:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2024-11-24 01:44:08,846 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2024-11-24 01:44:08,846 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-24 01:44:08,847 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-24 01:44:08,847 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2024-11-24 01:44:08,847 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2024-11-24 01:44:08,847 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2024-11-24 01:44:08,847 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2024-11-24 01:44:08,848 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-11-24 01:44:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-11-24 01:44:08,848 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-24 01:44:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-11-24 01:44:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-24 01:44:08,849 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-24 01:44:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-11-24 01:44:08,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-11-24 01:44:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 01:44:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 01:44:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 01:44:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 01:44:08,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 01:44:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 01:44:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 01:44:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 01:44:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 01:44:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 01:44:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 01:44:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 01:44:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 01:44:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 01:44:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 01:44:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 01:44:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 01:44:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 01:44:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-24 01:44:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 01:44:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 01:44:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 01:44:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 01:44:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 01:44:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 01:44:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-24 01:44:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-24 01:44:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 01:44:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2024-11-24 01:44:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2024-11-24 01:44:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-11-24 01:44:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2024-11-24 01:44:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-24 01:44:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-24 01:44:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-11-24 01:44:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-24 01:44:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2024-11-24 01:44:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-24 01:44:08,858 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2024-11-24 01:44:08,858 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2024-11-24 01:44:08,858 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2024-11-24 01:44:08,858 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 01:44:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 01:44:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 01:44:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 01:44:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 01:44:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 01:44:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 01:44:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 01:44:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 01:44:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-24 01:44:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-24 01:44:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-24 01:44:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-24 01:44:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-24 01:44:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-24 01:44:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-24 01:44:08,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2024-11-24 01:44:08,865 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-24 01:44:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 01:44:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-24 01:44:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2024-11-24 01:44:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-24 01:44:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-24 01:44:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2024-11-24 01:44:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-24 01:44:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2024-11-24 01:44:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-24 01:44:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-24 01:44:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2024-11-24 01:44:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2024-11-24 01:44:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-24 01:44:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2024-11-24 01:44:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2024-11-24 01:44:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2024-11-24 01:44:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2024-11-24 01:44:08,868 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2024-11-24 01:44:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2024-11-24 01:44:08,868 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2024-11-24 01:44:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-11-24 01:44:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-11-24 01:44:08,870 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2024-11-24 01:44:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2024-11-24 01:44:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-24 01:44:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-24 01:44:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2024-11-24 01:44:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2024-11-24 01:44:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2024-11-24 01:44:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2024-11-24 01:44:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-24 01:44:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-24 01:44:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2024-11-24 01:44:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2024-11-24 01:44:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-24 01:44:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-24 01:44:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 01:44:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 01:44:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 01:44:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 01:44:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 01:44:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 01:44:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 01:44:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 01:44:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 01:44:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 01:44:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 01:44:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 01:44:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 01:44:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 01:44:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 01:44:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 01:44:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 01:44:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 01:44:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-24 01:44:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-24 01:44:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-24 01:44:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2024-11-24 01:44:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2024-11-24 01:44:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2024-11-24 01:44:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-24 01:44:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 01:44:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 01:44:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2024-11-24 01:44:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_table_lock [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_table_lock [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-24 01:44:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_table_lock [2024-11-24 01:44:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_table_lock [2024-11-24 01:44:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2024-11-24 01:44:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2024-11-24 01:44:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2024-11-24 01:44:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2024-11-24 01:44:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2024-11-24 01:44:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2024-11-24 01:44:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-24 01:44:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-24 01:44:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-24 01:44:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-24 01:44:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2024-11-24 01:44:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2024-11-24 01:44:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:44:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 01:44:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 01:44:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 01:44:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 01:44:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 01:44:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 01:44:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 01:44:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 01:44:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-24 01:44:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-24 01:44:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-24 01:44:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-24 01:44:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-24 01:44:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-24 01:44:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-24 01:44:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-24 01:44:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2024-11-24 01:44:08,881 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2024-11-24 01:44:10,585 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:44:10,590 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:44:41,828 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 01:44:53,103 INFO L? ?]: Removed 2869 outVars from TransFormulas that were not future-live. [2024-11-24 01:44:53,103 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:44:53,203 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:44:53,203 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 01:44:53,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:44:53 BoogieIcfgContainer [2024-11-24 01:44:53,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:44:53,210 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:44:53,210 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:44:53,219 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:44:53,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:43:59" (1/3) ... [2024-11-24 01:44:53,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d45bfe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:44:53, skipping insertion in model container [2024-11-24 01:44:53,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:44:04" (2/3) ... [2024-11-24 01:44:53,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d45bfe7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:44:53, skipping insertion in model container [2024-11-24 01:44:53,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:44:53" (3/3) ... [2024-11-24 01:44:53,222 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2024-11-24 01:44:53,243 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:44:53,248 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i that has 140 procedures, 2583 locations, 1 initial locations, 5 loop locations, and 1 error locations. [2024-11-24 01:44:53,386 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:44:53,401 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;@2d37a8cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:44:53,401 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:44:53,415 INFO L276 IsEmpty]: Start isEmpty. Operand has 2582 states, 1806 states have (on average 1.3338870431893688) internal successors, (2409), 1875 states have internal predecessors, (2409), 636 states have call successors, (636), 139 states have call predecessors, (636), 138 states have return successors, (625), 611 states have call predecessors, (625), 625 states have call successors, (625) [2024-11-24 01:44:53,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-24 01:44:53,435 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:44:53,437 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:44:53,437 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:44:53,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:44:53,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1091902654, now seen corresponding path program 1 times [2024-11-24 01:44:53,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:44:53,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248170516] [2024-11-24 01:44:53,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:44:53,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:46:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:46:35,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1050 trivial. 0 not checked. [2024-11-24 01:46:35,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:46:35,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248170516] [2024-11-24 01:46:35,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248170516] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:46:35,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138671527] [2024-11-24 01:46:35,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:46:35,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:46:35,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:46:35,610 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:46:35,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:48:18,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:48:18,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 13147 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:48:18,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:48:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2024-11-24 01:48:18,608 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:48:18,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138671527] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:48:18,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:48:18,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 01:48:18,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092656142] [2024-11-24 01:48:18,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:48:18,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:48:18,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:48:18,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:48:18,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:48:18,645 INFO L87 Difference]: Start difference. First operand has 2582 states, 1806 states have (on average 1.3338870431893688) internal successors, (2409), 1875 states have internal predecessors, (2409), 636 states have call successors, (636), 139 states have call predecessors, (636), 138 states have return successors, (625), 611 states have call predecessors, (625), 625 states have call successors, (625) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-24 01:48:18,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:48:18,981 INFO L93 Difference]: Finished difference Result 5159 states and 7520 transitions. [2024-11-24 01:48:18,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:48:18,983 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 278 [2024-11-24 01:48:18,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:48:19,036 INFO L225 Difference]: With dead ends: 5159 [2024-11-24 01:48:19,037 INFO L226 Difference]: Without dead ends: 2564 [2024-11-24 01:48:19,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:48:19,067 INFO L435 NwaCegarLoop]: 3654 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3654 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:48:19,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3654 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:48:19,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2564 states. [2024-11-24 01:48:19,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2564 to 2564. [2024-11-24 01:48:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2564 states, 1801 states have (on average 1.3248195446973903) internal successors, (2386), 1857 states have internal predecessors, (2386), 625 states have call successors, (625), 138 states have call predecessors, (625), 137 states have return successors, (616), 602 states have call predecessors, (616), 616 states have call successors, (616) [2024-11-24 01:48:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2564 states and 3627 transitions. [2024-11-24 01:48:19,350 INFO L78 Accepts]: Start accepts. Automaton has 2564 states and 3627 transitions. Word has length 278 [2024-11-24 01:48:19,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:48:19,352 INFO L471 AbstractCegarLoop]: Abstraction has 2564 states and 3627 transitions. [2024-11-24 01:48:19,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-24 01:48:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3627 transitions. [2024-11-24 01:48:19,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-24 01:48:19,363 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:48:19,364 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:48:19,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:48:19,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be331f41-7397-4b0b-97ff-d93672f04478/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 01:48:19,565 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:48:19,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:48:19,566 INFO L85 PathProgramCache]: Analyzing trace with hash -375186472, now seen corresponding path program 1 times [2024-11-24 01:48:19,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:48:19,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286119509] [2024-11-24 01:48:19,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:48:19,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:49:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:49:49,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2024-11-24 01:49:49,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:49:49,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286119509] [2024-11-24 01:49:49,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286119509] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:49:49,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:49:49,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:49:49,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006732565] [2024-11-24 01:49:49,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:49:49,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:49:49,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:49:49,580 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:49:49,580 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:49:49,581 INFO L87 Difference]: Start difference. First operand 2564 states and 3627 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:49:50,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:49:50,806 INFO L93 Difference]: Finished difference Result 7557 states and 10752 transitions. [2024-11-24 01:49:50,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:49:50,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 278 [2024-11-24 01:49:50,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:49:50,856 INFO L225 Difference]: With dead ends: 7557 [2024-11-24 01:49:50,856 INFO L226 Difference]: Without dead ends: 5043 [2024-11-24 01:49:50,871 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:49:50,873 INFO L435 NwaCegarLoop]: 3663 mSDtfsCounter, 3598 mSDsluCounter, 3532 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3598 SdHoareTripleChecker+Valid, 7195 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:49:50,873 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3598 Valid, 7195 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-24 01:49:50,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5043 states. [2024-11-24 01:49:51,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5043 to 5020. [2024-11-24 01:49:51,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5020 states, 3537 states have (on average 1.3251342945999434) internal successors, (4687), 3641 states have internal predecessors, (4687), 1208 states have call successors, (1208), 275 states have call predecessors, (1208), 274 states have return successors, (1276), 1171 states have call predecessors, (1276), 1199 states have call successors, (1276) [2024-11-24 01:49:51,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 5020 states and 7171 transitions. [2024-11-24 01:49:51,185 INFO L78 Accepts]: Start accepts. Automaton has 5020 states and 7171 transitions. Word has length 278 [2024-11-24 01:49:51,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:49:51,186 INFO L471 AbstractCegarLoop]: Abstraction has 5020 states and 7171 transitions. [2024-11-24 01:49:51,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:49:51,187 INFO L276 IsEmpty]: Start isEmpty. Operand 5020 states and 7171 transitions. [2024-11-24 01:49:51,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:49:51,195 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:49:51,196 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:49:51,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:49:51,196 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:49:51,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:49:51,197 INFO L85 PathProgramCache]: Analyzing trace with hash -465492664, now seen corresponding path program 1 times [2024-11-24 01:49:51,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:49:51,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836622254] [2024-11-24 01:49:51,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:49:51,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:51:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:51:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2024-11-24 01:51:33,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:51:33,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836622254] [2024-11-24 01:51:33,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836622254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:51:33,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:51:33,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:51:33,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420246746] [2024-11-24 01:51:33,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:51:33,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:51:33,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:51:33,163 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:51:33,163 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:51:33,164 INFO L87 Difference]: Start difference. First operand 5020 states and 7171 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:51:35,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:51:35,348 INFO L93 Difference]: Finished difference Result 14352 states and 20434 transitions. [2024-11-24 01:51:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:51:35,349 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 285 [2024-11-24 01:51:35,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:51:35,441 INFO L225 Difference]: With dead ends: 14352 [2024-11-24 01:51:35,441 INFO L226 Difference]: Without dead ends: 9382 [2024-11-24 01:51:35,479 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:51:35,482 INFO L435 NwaCegarLoop]: 3627 mSDtfsCounter, 3214 mSDsluCounter, 3458 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3214 SdHoareTripleChecker+Valid, 7085 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:51:35,482 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3214 Valid, 7085 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-24 01:51:35,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9382 states. [2024-11-24 01:51:35,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9382 to 9360. [2024-11-24 01:51:35,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9360 states, 6578 states have (on average 1.3198540589844938) internal successors, (8682), 6778 states have internal predecessors, (8682), 2249 states have call successors, (2249), 533 states have call predecessors, (2249), 532 states have return successors, (2378), 2182 states have call predecessors, (2378), 2240 states have call successors, (2378) [2024-11-24 01:51:36,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9360 states to 9360 states and 13309 transitions. [2024-11-24 01:51:36,030 INFO L78 Accepts]: Start accepts. Automaton has 9360 states and 13309 transitions. Word has length 285 [2024-11-24 01:51:36,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:51:36,032 INFO L471 AbstractCegarLoop]: Abstraction has 9360 states and 13309 transitions. [2024-11-24 01:51:36,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:51:36,032 INFO L276 IsEmpty]: Start isEmpty. Operand 9360 states and 13309 transitions. [2024-11-24 01:51:36,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-24 01:51:36,038 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:51:36,038 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:51:36,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:51:36,038 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:51:36,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:51:36,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1921802068, now seen corresponding path program 1 times [2024-11-24 01:51:36,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:51:36,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106296402] [2024-11-24 01:51:36,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:51:36,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:53:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:53:22,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2024-11-24 01:53:22,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:53:22,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106296402] [2024-11-24 01:53:22,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106296402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:53:22,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:53:22,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:53:22,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096003587] [2024-11-24 01:53:22,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:53:22,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:53:22,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:53:22,087 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:53:22,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:53:22,087 INFO L87 Difference]: Start difference. First operand 9360 states and 13309 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:53:23,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:53:23,503 INFO L93 Difference]: Finished difference Result 26990 states and 38484 transitions. [2024-11-24 01:53:23,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:53:23,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 286 [2024-11-24 01:53:23,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:53:23,716 INFO L225 Difference]: With dead ends: 26990 [2024-11-24 01:53:23,719 INFO L226 Difference]: Without dead ends: 17680 [2024-11-24 01:53:23,792 INFO L434 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 [2024-11-24 01:53:23,794 INFO L435 NwaCegarLoop]: 5422 mSDtfsCounter, 3354 mSDsluCounter, 3508 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3354 SdHoareTripleChecker+Valid, 8930 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:53:23,795 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3354 Valid, 8930 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:53:23,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17680 states. [2024-11-24 01:53:24,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17680 to 17643. [2024-11-24 01:53:24,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17643 states, 12411 states have (on average 1.3192329385222785) internal successors, (16373), 12791 states have internal predecessors, (16373), 4190 states have call successors, (4190), 1041 states have call predecessors, (4190), 1041 states have return successors, (4641), 4066 states have call predecessors, (4641), 4181 states have call successors, (4641) [2024-11-24 01:53:24,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17643 states to 17643 states and 25204 transitions. [2024-11-24 01:53:24,899 INFO L78 Accepts]: Start accepts. Automaton has 17643 states and 25204 transitions. Word has length 286 [2024-11-24 01:53:24,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:53:24,900 INFO L471 AbstractCegarLoop]: Abstraction has 17643 states and 25204 transitions. [2024-11-24 01:53:24,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 01:53:24,902 INFO L276 IsEmpty]: Start isEmpty. Operand 17643 states and 25204 transitions. [2024-11-24 01:53:24,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-11-24 01:53:24,911 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:53:24,911 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:53:24,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:53:24,912 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:53:24,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:53:24,912 INFO L85 PathProgramCache]: Analyzing trace with hash -814237610, now seen corresponding path program 1 times [2024-11-24 01:53:24,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:53:24,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448719768] [2024-11-24 01:53:24,913 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:53:24,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:55:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:55:03,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2024-11-24 01:55:03,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:55:03,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448719768] [2024-11-24 01:55:03,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448719768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:55:03,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:55:03,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:55:03,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871476615] [2024-11-24 01:55:03,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:55:03,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:55:03,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:55:03,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:55:03,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:55:03,933 INFO L87 Difference]: Start difference. First operand 17643 states and 25204 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:55:08,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:55:10,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:55:10,394 INFO L93 Difference]: Finished difference Result 51709 states and 73858 transitions. [2024-11-24 01:55:10,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:55:10,395 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 295 [2024-11-24 01:55:10,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:55:10,698 INFO L225 Difference]: With dead ends: 51709 [2024-11-24 01:55:10,699 INFO L226 Difference]: Without dead ends: 34116 [2024-11-24 01:55:10,810 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:55:10,812 INFO L435 NwaCegarLoop]: 4093 mSDtfsCounter, 3480 mSDsluCounter, 3342 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3480 SdHoareTripleChecker+Valid, 7435 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:55:10,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3480 Valid, 7435 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-24 01:55:10,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34116 states. [2024-11-24 01:55:12,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34116 to 34065. [2024-11-24 01:55:12,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34065 states, 24000 states have (on average 1.321) internal successors, (31704), 24717 states have internal predecessors, (31704), 8019 states have call successors, (8019), 2044 states have call predecessors, (8019), 2045 states have return successors, (8930), 7799 states have call predecessors, (8930), 8010 states have call successors, (8930) [2024-11-24 01:55:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34065 states to 34065 states and 48653 transitions. [2024-11-24 01:55:13,100 INFO L78 Accepts]: Start accepts. Automaton has 34065 states and 48653 transitions. Word has length 295 [2024-11-24 01:55:13,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:55:13,101 INFO L471 AbstractCegarLoop]: Abstraction has 34065 states and 48653 transitions. [2024-11-24 01:55:13,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-24 01:55:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 34065 states and 48653 transitions. [2024-11-24 01:55:13,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-11-24 01:55:13,108 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:55:13,108 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:55:13,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:55:13,108 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:55:13,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:55:13,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1620426143, now seen corresponding path program 1 times [2024-11-24 01:55:13,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:55:13,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585346044] [2024-11-24 01:55:13,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:55:13,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:56:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:56:52,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2024-11-24 01:56:52,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:56:52,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585346044] [2024-11-24 01:56:52,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585346044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:56:52,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:56:52,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 01:56:52,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467336383] [2024-11-24 01:56:52,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:56:52,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 01:56:52,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:56:52,641 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 01:56:52,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 01:56:52,641 INFO L87 Difference]: Start difference. First operand 34065 states and 48653 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 01:56:55,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:56:55,122 INFO L93 Difference]: Finished difference Result 99825 states and 144982 transitions. [2024-11-24 01:56:55,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 01:56:55,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 304 [2024-11-24 01:56:55,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:56:55,737 INFO L225 Difference]: With dead ends: 99825 [2024-11-24 01:56:55,737 INFO L226 Difference]: Without dead ends: 65810 [2024-11-24 01:56:56,016 INFO L434 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 [2024-11-24 01:56:56,018 INFO L435 NwaCegarLoop]: 3840 mSDtfsCounter, 3534 mSDsluCounter, 3439 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3534 SdHoareTripleChecker+Valid, 7279 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:56:56,018 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3534 Valid, 7279 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:56:56,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65810 states. [2024-11-24 01:56:59,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65810 to 65624. [2024-11-24 01:57:00,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65624 states, 46352 states have (on average 1.322186744908526) internal successors, (61286), 47860 states have internal predecessors, (61286), 15283 states have call successors, (15283), 4028 states have call predecessors, (15283), 3988 states have return successors, (18423), 14707 states have call predecessors, (18423), 15269 states have call successors, (18423) [2024-11-24 01:57:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65624 states to 65624 states and 94992 transitions. [2024-11-24 01:57:00,678 INFO L78 Accepts]: Start accepts. Automaton has 65624 states and 94992 transitions. Word has length 304 [2024-11-24 01:57:00,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:57:00,679 INFO L471 AbstractCegarLoop]: Abstraction has 65624 states and 94992 transitions. [2024-11-24 01:57:00,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 01:57:00,680 INFO L276 IsEmpty]: Start isEmpty. Operand 65624 states and 94992 transitions. [2024-11-24 01:57:00,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-11-24 01:57:00,688 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:57:00,689 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:57:00,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:57:00,689 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:57:00,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:57:00,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1304215853, now seen corresponding path program 1 times [2024-11-24 01:57:00,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:57:00,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936399012] [2024-11-24 01:57:00,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:57:00,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms