./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 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e3c5bb623a83045f271ee2f2fbc0fe6e2561895946c0785bc11775798976bcf2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 04:08:15,092 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 04:08:15,168 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 04:08:15,172 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 04:08:15,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 04:08:15,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 04:08:15,212 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 04:08:15,212 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 04:08:15,213 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 04:08:15,213 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 04:08:15,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 04:08:15,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 04:08:15,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 04:08:15,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 04:08:15,220 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 04:08:15,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 04:08:15,221 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 04:08:15,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 04:08:15,221 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 04:08:15,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 04:08:15,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 04:08:15,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 04:08:15,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 04:08:15,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 04:08:15,223 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 04:08:15,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 04:08:15,242 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 04:08:15,244 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 04:08:15,244 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 04:08:15,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:08:15,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 04:08:15,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 04:08:15,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 04:08:15,246 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 04:08:15,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 04:08:15,246 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 04:08:15,247 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 04:08:15,247 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 04:08:15,247 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 04:08:15,247 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3c5bb623a83045f271ee2f2fbc0fe6e2561895946c0785bc11775798976bcf2 [2024-11-19 04:08:15,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 04:08:15,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 04:08:15,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 04:08:15,555 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 04:08:15,555 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 04:08:15,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/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 [2024-11-19 04:08:17,038 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 04:08:17,631 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 04:08:17,631 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/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 [2024-11-19 04:08:17,683 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea7606e2d/dac351fa26564bd58e45a10b47ece3cf/FLAG59f10b931 [2024-11-19 04:08:17,700 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea7606e2d/dac351fa26564bd58e45a10b47ece3cf [2024-11-19 04:08:17,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 04:08:17,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 04:08:17,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 04:08:17,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 04:08:17,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 04:08:17,712 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:17" (1/1) ... [2024-11-19 04:08:17,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211e736a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:17, skipping insertion in model container [2024-11-19 04:08:17,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:17" (1/1) ... [2024-11-19 04:08:17,838 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 04:08:20,571 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i[357318,357331] [2024-11-19 04:08:20,575 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i[357463,357476] [2024-11-19 04:08:20,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:08:20,632 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 04:08:20,779 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] [2024-11-19 04:08:20,781 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] [2024-11-19 04:08:20,782 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6282] [2024-11-19 04:08:20,783 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] [2024-11-19 04:08:20,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6342] [2024-11-19 04:08:20,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6391] [2024-11-19 04:08:20,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6394] [2024-11-19 04:08:20,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6397] [2024-11-19 04:08:20,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6400] [2024-11-19 04:08:20,798 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] [2024-11-19 04:08:20,803 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] [2024-11-19 04:08:20,810 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] [2024-11-19 04:08:20,810 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] [2024-11-19 04:08:20,825 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] [2024-11-19 04:08:20,831 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] [2024-11-19 04:08:20,856 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] [2024-11-19 04:08:20,856 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] [2024-11-19 04:08:20,861 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] [2024-11-19 04:08:20,861 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] [2024-11-19 04:08:20,924 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i[357318,357331] [2024-11-19 04:08:20,925 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i[357463,357476] [2024-11-19 04:08:20,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 04:08:21,158 INFO L204 MainTranslator]: Completed translation [2024-11-19 04:08:21,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21 WrapperNode [2024-11-19 04:08:21,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 04:08:21,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 04:08:21,160 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 04:08:21,160 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 04:08:21,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:21,271 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:21,471 INFO L138 Inliner]: procedures = 421, calls = 1893, calls flagged for inlining = 207, calls inlined = 181, statements flattened = 4538 [2024-11-19 04:08:21,471 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 04:08:21,472 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 04:08:21,472 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 04:08:21,472 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 04:08:21,485 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:21,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:21,509 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:22,466 INFO L175 MemorySlicer]: Split 700 memory accesses to 10 slices as follows [2, 5, 3, 555, 2, 1, 12, 60, 53, 7]. 79 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [0, 0, 0, 2, 2, 1, 2, 0, 0, 0]. The 480 writes are split as follows [0, 1, 1, 364, 0, 0, 4, 60, 44, 6]. [2024-11-19 04:08:22,466 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:22,468 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:22,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:22,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:22,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:22,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:22,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 04:08:22,685 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 04:08:22,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 04:08:22,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 04:08:22,686 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (1/1) ... [2024-11-19 04:08:22,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 04:08:22,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 04:08:22,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-19 04:08:22,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-19 04:08:22,761 INFO L130 BoogieDeclarations]: Found specification of procedure build_crc [2024-11-19 04:08:22,762 INFO L138 BoogieDeclarations]: Found implementation of procedure build_crc [2024-11-19 04:08:22,762 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_set_multicast_list [2024-11-19 04:08:22,763 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_set_multicast_list [2024-11-19 04:08:22,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-19 04:08:22,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-19 04:08:22,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2024-11-19 04:08:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2024-11-19 04:08:22,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-19 04:08:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-19 04:08:22,764 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_lock_irqsave [2024-11-19 04:08:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_lock_irqsave [2024-11-19 04:08:22,764 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-19 04:08:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-19 04:08:22,764 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-19 04:08:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-19 04:08:22,764 INFO L130 BoogieDeclarations]: Found specification of procedure free_orinocodev [2024-11-19 04:08:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure free_orinocodev [2024-11-19 04:08:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-19 04:08:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-19 04:08:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-19 04:08:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-19 04:08:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-19 04:08:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-19 04:08:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_8051_cpucs [2024-11-19 04:08:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_8051_cpucs [2024-11-19 04:08:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 04:08:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-19 04:08:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-19 04:08:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_unlock [2024-11-19 04:08:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_unlock [2024-11-19 04:08:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_open [2024-11-19 04:08:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_open [2024-11-19 04:08:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-19 04:08:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-19 04:08:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-19 04:08:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-19 04:08:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_unlock_irqrestore [2024-11-19 04:08:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_unlock_irqrestore [2024-11-19 04:08:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 04:08:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 04:08:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 04:08:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 04:08:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 04:08:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 04:08:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-19 04:08:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-19 04:08:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-19 04:08:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-19 04:08:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_disconnect [2024-11-19 04:08:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_disconnect [2024-11-19 04:08:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-19 04:08:22,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-19 04:08:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 04:08:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 04:08:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 04:08:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 04:08:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 04:08:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 04:08:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 04:08:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 04:08:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-19 04:08:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-19 04:08:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-19 04:08:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-19 04:08:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-19 04:08:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 04:08:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 04:08:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 04:08:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 04:08:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 04:08:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 04:08:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-19 04:08:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-19 04:08:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-19 04:08:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-19 04:08:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 04:08:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 04:08:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 04:08:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 04:08:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 04:08:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 04:08:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-19 04:08:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-19 04:08:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-19 04:08:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-19 04:08:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_init [2024-11-19 04:08:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_init [2024-11-19 04:08:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-19 04:08:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-19 04:08:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-19 04:08:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-19 04:08:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-19 04:08:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-19 04:08:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_hard_reset [2024-11-19 04:08:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_hard_reset [2024-11-19 04:08:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-19 04:08:22,779 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-19 04:08:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 04:08:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-11-19 04:08:22,779 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-11-19 04:08:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 04:08:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-19 04:08:22,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-19 04:08:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 04:08:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 04:08:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 04:08:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 04:08:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 04:08:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 04:08:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 04:08:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 04:08:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-19 04:08:22,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-19 04:08:22,781 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-19 04:08:22,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-19 04:08:22,781 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-19 04:08:22,781 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-19 04:08:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-19 04:08:22,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-19 04:08:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_request_context_put [2024-11-19 04:08:22,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_request_context_put [2024-11-19 04:08:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-19 04:08:22,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-19 04:08:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-11-19 04:08:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-11-19 04:08:22,783 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_submit_in_urb [2024-11-19 04:08:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_submit_in_urb [2024-11-19 04:08:22,783 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-19 04:08:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-19 04:08:22,783 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-19 04:08:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-19 04:08:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_lock_irq [2024-11-19 04:08:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_lock_irq [2024-11-19 04:08:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 04:08:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 04:08:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure ndev_priv [2024-11-19 04:08:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ndev_priv [2024-11-19 04:08:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-19 04:08:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-19 04:08:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 04:08:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 04:08:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 04:08:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 04:08:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 04:08:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 04:08:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-19 04:08:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-19 04:08:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-19 04:08:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-19 04:08:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 04:08:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 04:08:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 04:08:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 04:08:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 04:08:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 04:08:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 04:08:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 04:08:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-19 04:08:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-19 04:08:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-19 04:08:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-19 04:08:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-11-19 04:08:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-11-19 04:08:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_unlock_irq [2024-11-19 04:08:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_unlock_irq [2024-11-19 04:08:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 04:08:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-19 04:08:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-19 04:08:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2024-11-19 04:08:22,789 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2024-11-19 04:08:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 04:08:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 04:08:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 04:08:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 04:08:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 04:08:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 04:08:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 04:08:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 04:08:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-19 04:08:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-19 04:08:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2024-11-19 04:08:22,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2024-11-19 04:08:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_121 [2024-11-19 04:08:22,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_121 [2024-11-19 04:08:22,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-19 04:08:22,791 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_tx_timeout [2024-11-19 04:08:22,792 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_tx_timeout [2024-11-19 04:08:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-19 04:08:22,792 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-19 04:08:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_program_end [2024-11-19 04:08:22,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_program_end [2024-11-19 04:08:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-19 04:08:22,792 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-19 04:08:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-19 04:08:22,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-19 04:08:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-19 04:08:22,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-19 04:08:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_orinoco_driver_exit_10_2 [2024-11-19 04:08:22,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_orinoco_driver_exit_10_2 [2024-11-19 04:08:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure orinoco_stop [2024-11-19 04:08:22,793 INFO L138 BoogieDeclarations]: Found implementation of procedure orinoco_stop [2024-11-19 04:08:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_access_ltv [2024-11-19 04:08:22,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_access_ltv [2024-11-19 04:08:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-19 04:08:22,793 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-19 04:08:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_write_ltv [2024-11-19 04:08:22,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_write_ltv [2024-11-19 04:08:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_mod_timer [2024-11-19 04:08:22,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_mod_timer [2024-11-19 04:08:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-19 04:08:22,794 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-19 04:08:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-19 04:08:22,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-19 04:08:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-19 04:08:22,794 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-19 04:08:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_req_queue_run [2024-11-19 04:08:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_req_queue_run [2024-11-19 04:08:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-19 04:08:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-19 04:08:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_122 [2024-11-19 04:08:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_122 [2024-11-19 04:08:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_ctx_complete [2024-11-19 04:08:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_ctx_complete [2024-11-19 04:08:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_delete [2024-11-19 04:08:22,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_delete [2024-11-19 04:08:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 04:08:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 04:08:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 04:08:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 04:08:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 04:08:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 04:08:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 04:08:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 04:08:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-19 04:08:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-19 04:08:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_alloc_ctx [2024-11-19 04:08:22,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_alloc_ctx [2024-11-19 04:08:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-19 04:08:22,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-19 04:08:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-19 04:08:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-19 04:08:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_reply_inc [2024-11-19 04:08:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_reply_inc [2024-11-19 04:08:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_req_lock_of_ezusb_priv [2024-11-19 04:08:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_req_lock_of_ezusb_priv [2024-11-19 04:08:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_docmd_wait [2024-11-19 04:08:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_docmd_wait [2024-11-19 04:08:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-19 04:08:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-19 04:08:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_3_4 [2024-11-19 04:08:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_3_4 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-19 04:08:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-19 04:08:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_complete_all [2024-11-19 04:08:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_complete_all [2024-11-19 04:08:22,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-19 04:08:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-19 04:08:22,800 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2024-11-19 04:08:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2024-11-19 04:08:23,559 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 04:08:23,563 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 04:08:23,626 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-19 04:08:35,540 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-19 04:08:36,746 INFO L? ?]: Removed 1884 outVars from TransFormulas that were not future-live. [2024-11-19 04:08:36,746 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 04:08:36,799 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 04:08:36,800 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 04:08:36,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:36 BoogieIcfgContainer [2024-11-19 04:08:36,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 04:08:36,802 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 04:08:36,802 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 04:08:36,806 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 04:08:36,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:08:17" (1/3) ... [2024-11-19 04:08:36,807 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b247a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:08:36, skipping insertion in model container [2024-11-19 04:08:36,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:21" (2/3) ... [2024-11-19 04:08:36,807 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b247a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:08:36, skipping insertion in model container [2024-11-19 04:08:36,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:36" (3/3) ... [2024-11-19 04:08:36,808 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-orinoco-orinoco_usb.cil.i [2024-11-19 04:08:36,824 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 04:08:36,824 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 04:08:36,931 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 04:08:36,939 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;@18f0ce10, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 04:08:36,940 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 04:08:36,954 INFO L276 IsEmpty]: Start isEmpty. Operand has 1625 states, 1132 states have (on average 1.2826855123674912) internal successors, (1452), 1143 states have internal predecessors, (1452), 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) [2024-11-19 04:08:36,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-19 04:08:36,997 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:08:36,998 INFO L215 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] [2024-11-19 04:08:36,999 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:08:37,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:08:37,007 INFO L85 PathProgramCache]: Analyzing trace with hash 509248492, now seen corresponding path program 1 times [2024-11-19 04:08:37,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:08:37,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561498328] [2024-11-19 04:08:37,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:08:37,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 04:09:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 04:09:32,848 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-19 04:09:32,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 04:09:32,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561498328] [2024-11-19 04:09:32,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561498328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 04:09:32,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 04:09:32,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 04:09:32,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737315340] [2024-11-19 04:09:32,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 04:09:32,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 04:09:32,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 04:09:32,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 04:09:32,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:09:32,895 INFO L87 Difference]: Start difference. First operand has 1625 states, 1132 states have (on average 1.2826855123674912) internal successors, (1452), 1143 states have internal predecessors, (1452), 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) [2024-11-19 04:09:37,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-19 04:09:38,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 04:09:38,782 INFO L93 Difference]: Finished difference Result 4563 states and 6461 transitions. [2024-11-19 04:09:38,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 04:09:38,785 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 [2024-11-19 04:09:38,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 04:09:38,840 INFO L225 Difference]: With dead ends: 4563 [2024-11-19 04:09:38,841 INFO L226 Difference]: Without dead ends: 2866 [2024-11-19 04:09:38,864 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 04:09:38,869 INFO L432 NwaCegarLoop]: 2522 mSDtfsCounter, 1853 mSDsluCounter, 2172 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1853 SdHoareTripleChecker+Valid, 4694 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-19 04:09:38,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1853 Valid, 4694 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-19 04:09:38,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2866 states. [2024-11-19 04:09:39,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2866 to 2862. [2024-11-19 04:09:39,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2862 states, 2014 states have (on average 1.2681231380337636) internal successors, (2554), 2036 states have internal predecessors, (2554), 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) [2024-11-19 04:09:39,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2862 states and 3932 transitions. [2024-11-19 04:09:39,174 INFO L78 Accepts]: Start accepts. Automaton has 2862 states and 3932 transitions. Word has length 203 [2024-11-19 04:09:39,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 04:09:39,177 INFO L471 AbstractCegarLoop]: Abstraction has 2862 states and 3932 transitions. [2024-11-19 04:09:39,178 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) [2024-11-19 04:09:39,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 3932 transitions. [2024-11-19 04:09:39,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-19 04:09:39,189 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 04:09:39,189 INFO L215 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] [2024-11-19 04:09:39,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 04:09:39,190 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 04:09:39,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 04:09:39,191 INFO L85 PathProgramCache]: Analyzing trace with hash 1721234157, now seen corresponding path program 1 times [2024-11-19 04:09:39,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 04:09:39,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404711305] [2024-11-19 04:09:39,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 04:09:39,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms