./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e3c5bb623a83045f271ee2f2fbc0fe6e2561895946c0785bc11775798976bcf2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:31:20,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:31:20,066 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:31:20,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:31:20,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:31:20,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:31:20,102 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:31:20,103 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:31:20,103 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:31:20,103 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:31:20,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:31:20,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:31:20,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:31:20,104 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:31:20,104 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:31:20,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:31:20,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:31:20,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:31:20,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:31:20,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:31:20,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:31:20,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:31:20,105 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:31:20,105 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:31:20,105 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:31:20,106 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:31:20,106 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:31:20,106 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:31:20,106 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:31:20,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:31:20,106 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:31:20,106 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:31:20,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:31:20,107 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:31:20,108 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:31:20,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:31:20,108 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3c5bb623a83045f271ee2f2fbc0fe6e2561895946c0785bc11775798976bcf2 [2025-01-09 19:31:20,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:31:20,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:31:20,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:31:20,331 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:31:20,331 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:31:20,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i [2025-01-09 19:31:21,508 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/55334aa68/e60c02a130f8463499811504377dce81/FLAGb5060b0fe [2025-01-09 19:31:22,010 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:31:22,012 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i [2025-01-09 19:31:22,052 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/55334aa68/e60c02a130f8463499811504377dce81/FLAGb5060b0fe [2025-01-09 19:31:22,078 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/55334aa68/e60c02a130f8463499811504377dce81 [2025-01-09 19:31:22,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:31:22,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:31:22,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:31:22,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:31:22,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:31:22,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:31:22" (1/1) ... [2025-01-09 19:31:22,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2598433d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:22, skipping insertion in model container [2025-01-09 19:31:22,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:31:22" (1/1) ... [2025-01-09 19:31:22,201 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:31:24,503 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i[357318,357331] [2025-01-09 19:31:24,507 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i[357463,357476] [2025-01-09 19:31:24,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:31:24,546 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:31:24,671 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"); [6268] [2025-01-09 19:31:24,673 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)); [6275] [2025-01-09 19:31:24,674 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6282] [2025-01-09 19:31:24,676 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; incl %0": "+m" (v->counter)); [6335] [2025-01-09 19:31:24,677 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6342] [2025-01-09 19:31:24,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6391] [2025-01-09 19:31:24,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6394] [2025-01-09 19:31:24,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6397] [2025-01-09 19:31:24,679 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6400] [2025-01-09 19:31:24,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/net/cfg80211.h"), "i" (3014), "i" (12UL)); [6751-6752] [2025-01-09 19:31:24,695 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/net/cfg80211.h"), "i" (3243), "i" (12UL)); [6771-6772] [2025-01-09 19:31:24,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/orinoco/orinoco_usb.c"), "i" (319), "i" (12UL)); [6949-6950] [2025-01-09 19:31:24,705 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/orinoco/orinoco_usb.c"), "i" (320), "i" (12UL)); [6961-6962] [2025-01-09 19:31:24,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/orinoco/orinoco_usb.c"), "i" (750), "i" (12UL)); [7608-7609] [2025-01-09 19:31:24,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/orinoco/orinoco_usb.c"), "i" (879), "i" (12UL)); [7806-7807] [2025-01-09 19:31:24,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/orinoco/orinoco_usb.c"), "i" (1369), "i" (12UL)); [8512-8513] [2025-01-09 19:31:24,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/orinoco/orinoco_usb.c"), "i" (1370), "i" (12UL)); [8524-8525] [2025-01-09 19:31:24,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/orinoco/orinoco_usb.c"), "i" (1469), "i" (12UL)); [8691-8692] [2025-01-09 19:31:24,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/wireless/orinoco/orinoco_usb.c"), "i" (1470), "i" (12UL)); [8703-8704] [2025-01-09 19:31:24,807 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i[357318,357331] [2025-01-09 19:31:24,808 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i[357463,357476] [2025-01-09 19:31:24,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:31:24,932 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:31:24,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24 WrapperNode [2025-01-09 19:31:24,932 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:31:24,933 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:31:24,933 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:31:24,933 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:31:24,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:24,980 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,105 INFO L138 Inliner]: procedures = 421, calls = 1893, calls flagged for inlining = 207, calls inlined = 181, statements flattened = 4412 [2025-01-09 19:31:25,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:31:25,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:31:25,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:31:25,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:31:25,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,131 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,797 INFO L175 MemorySlicer]: Split 700 memory accesses to 10 slices as follows [555, 5, 2, 3, 2, 1, 12, 7, 60, 53]. 79 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 0, 0, 2, 1, 2, 0, 0, 0]. The 480 writes are split as follows [364, 1, 0, 1, 0, 0, 4, 6, 60, 44]. [2025-01-09 19:31:25,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,889 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,901 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,912 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:31:25,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:31:25,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:31:25,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:31:25,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (1/1) ... [2025-01-09 19:31:25,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:31:25,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:31:25,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:31:25,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:31:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure build_crc [2025-01-09 19:31:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure build_crc [2025-01-09 19:31:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_set_multicast_list [2025-01-09 19:31:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_set_multicast_list [2025-01-09 19:31:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:31:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:31:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2025-01-09 19:31:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2025-01-09 19:31:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:31:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:31:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_lock_irqsave [2025-01-09 19:31:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_lock_irqsave [2025-01-09 19:31:25,999 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2025-01-09 19:31:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2025-01-09 19:31:25,999 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-01-09 19:31:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-01-09 19:31:25,999 INFO L130 BoogieDeclarations]: Found specification of procedure free_orinocodev [2025-01-09 19:31:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure free_orinocodev [2025-01-09 19:31:26,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 19:31:26,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 19:31:26,000 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 19:31:26,000 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 19:31:26,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 19:31:26,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_8051_cpucs [2025-01-09 19:31:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_8051_cpucs [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-01-09 19:31:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_unlock [2025-01-09 19:31:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_unlock [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_open [2025-01-09 19:31:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_open [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:31:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2025-01-09 19:31:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_unlock_irqrestore [2025-01-09 19:31:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_unlock_irqrestore [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_disconnect [2025-01-09 19:31:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_disconnect [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-01-09 19:31:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 19:31:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2025-01-09 19:31:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_init [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_init [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_hard_reset [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_hard_reset [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 19:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:31:26,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:31:26,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:31:26,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:31:26,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:31:26,006 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:31:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:31:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2025-01-09 19:31:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2025-01-09 19:31:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2025-01-09 19:31:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2025-01-09 19:31:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_request_context_put [2025-01-09 19:31:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_request_context_put [2025-01-09 19:31:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2025-01-09 19:31:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2025-01-09 19:31:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2025-01-09 19:31:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2025-01-09 19:31:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_submit_in_urb [2025-01-09 19:31:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_submit_in_urb [2025-01-09 19:31:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-01-09 19:31:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-01-09 19:31:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 19:31:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_lock_irq [2025-01-09 19:31:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_lock_irq [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:31:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure ndev_priv [2025-01-09 19:31:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ndev_priv [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2025-01-09 19:31:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:31:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2025-01-09 19:31:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_unlock_irq [2025-01-09 19:31:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_unlock_irq [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-01-09 19:31:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2025-01-09 19:31:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:31:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:31:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:31:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:31:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:31:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:31:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:31:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2025-01-09 19:31:26,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2025-01-09 19:31:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_121 [2025-01-09 19:31:26,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_121 [2025-01-09 19:31:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 19:31:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_tx_timeout [2025-01-09 19:31:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_tx_timeout [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:31:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_program_end [2025-01-09 19:31:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_program_end [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2025-01-09 19:31:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2025-01-09 19:31:26,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 19:31:26,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_orinoco_driver_exit_10_2 [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_orinoco_driver_exit_10_2 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_stop [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_stop [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_access_ltv [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_access_ltv [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_write_ltv [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_write_ltv [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_mod_timer [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_mod_timer [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_req_queue_run [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_req_queue_run [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_122 [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_122 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_ctx_complete [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_ctx_complete [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_delete [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_delete [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_alloc_ctx [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_alloc_ctx [2025-01-09 19:31:26,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:31:26,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2025-01-09 19:31:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_reply_inc [2025-01-09 19:31:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_reply_inc [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_req_lock_of_ezusb_priv [2025-01-09 19:31:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_req_lock_of_ezusb_priv [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_docmd_wait [2025-01-09 19:31:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_docmd_wait [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 19:31:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_3_4 [2025-01-09 19:31:26,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_3_4 [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:31:26,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:31:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:31:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-01-09 19:31:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2025-01-09 19:31:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_complete_all [2025-01-09 19:31:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_complete_all [2025-01-09 19:31:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 19:31:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 19:31:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2025-01-09 19:31:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2025-01-09 19:31:26,600 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:31:26,603 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:31:26,640 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:31:36,398 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 19:31:37,480 INFO L? ?]: Removed 1872 outVars from TransFormulas that were not future-live. [2025-01-09 19:31:37,480 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:31:37,524 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:31:37,524 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 19:31:37,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:31:37 BoogieIcfgContainer [2025-01-09 19:31:37,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:31:37,526 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:31:37,526 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:31:37,532 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:31:37,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:31:22" (1/3) ... [2025-01-09 19:31:37,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dcf4b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:31:37, skipping insertion in model container [2025-01-09 19:31:37,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:31:24" (2/3) ... [2025-01-09 19:31:37,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dcf4b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:31:37, skipping insertion in model container [2025-01-09 19:31:37,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:31:37" (3/3) ... [2025-01-09 19:31:37,536 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i [2025-01-09 19:31:37,551 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:31:37,556 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i that has 93 procedures, 1643 locations, 1 initial locations, 21 loop locations, and 1 error locations. [2025-01-09 19:31:37,626 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:31:37,633 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;@346e0fb5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:31:37,633 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 19:31:37,638 INFO L276 IsEmpty]: Start isEmpty. Operand has 1596 states, 1103 states have (on average 1.2901178603807797) internal successors, (1423), 1116 states have internal predecessors, (1423), 410 states have call successors, (410), 83 states have call predecessors, (410), 82 states have return successors, (403), 399 states have call predecessors, (403), 403 states have call successors, (403) [2025-01-09 19:31:37,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2025-01-09 19:31:37,654 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:31:37,655 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:31:37,655 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:31:37,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:31:37,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1890777637, now seen corresponding path program 1 times [2025-01-09 19:31:37,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:31:37,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63735007] [2025-01-09 19:31:37,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:31:37,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:32:26,815 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 203 statements into 1 equivalence classes. [2025-01-09 19:32:27,319 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 203 of 203 statements. [2025-01-09 19:32:27,320 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:32:27,320 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:32:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2025-01-09 19:32:28,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:32:28,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63735007] [2025-01-09 19:32:28,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63735007] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:32:28,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:32:28,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:32:28,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563263673] [2025-01-09 19:32:28,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:32:28,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:32:28,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:32:28,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:32:28,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:32:28,172 INFO L87 Difference]: Start difference. First operand has 1596 states, 1103 states have (on average 1.2901178603807797) internal successors, (1423), 1116 states have internal predecessors, (1423), 410 states have call successors, (410), 83 states have call predecessors, (410), 82 states have return successors, (403), 399 states have call predecessors, (403), 403 states have call successors, (403) Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2025-01-09 19:32:32,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:32:33,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:32:33,685 INFO L93 Difference]: Finished difference Result 4476 states and 6374 transitions. [2025-01-09 19:32:33,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:32:33,687 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 203 [2025-01-09 19:32:33,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:32:33,711 INFO L225 Difference]: With dead ends: 4476 [2025-01-09 19:32:33,712 INFO L226 Difference]: Without dead ends: 2836 [2025-01-09 19:32:33,724 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 [2025-01-09 19:32:33,726 INFO L435 NwaCegarLoop]: 2468 mSDtfsCounter, 1824 mSDsluCounter, 2143 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1824 SdHoareTripleChecker+Valid, 4611 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:32:33,726 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1824 Valid, 4611 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-01-09 19:32:33,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2836 states. [2025-01-09 19:32:33,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2836 to 2832. [2025-01-09 19:32:33,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2832 states, 1984 states have (on average 1.2721774193548387) internal successors, (2524), 2010 states have internal predecessors, (2524), 689 states have call successors, (689), 158 states have call predecessors, (689), 158 states have return successors, (689), 679 states have call predecessors, (689), 689 states have call successors, (689) [2025-01-09 19:32:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2832 states and 3902 transitions. [2025-01-09 19:32:33,898 INFO L78 Accepts]: Start accepts. Automaton has 2832 states and 3902 transitions. Word has length 203 [2025-01-09 19:32:33,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:32:33,903 INFO L471 AbstractCegarLoop]: Abstraction has 2832 states and 3902 transitions. [2025-01-09 19:32:33,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2025-01-09 19:32:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 3902 transitions. [2025-01-09 19:32:33,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-01-09 19:32:33,912 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:32:33,913 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:32:33,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 19:32:33,913 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:32:33,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:32:33,914 INFO L85 PathProgramCache]: Analyzing trace with hash 95274199, now seen corresponding path program 1 times [2025-01-09 19:32:33,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:32:33,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291397283] [2025-01-09 19:32:33,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:32:33,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms