./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.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 0705c7c1097399903dd015d79fa2944ad89b2d381aed5d9e2539b97c330aa424 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 20:44:34,794 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 20:44:34,855 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 20:44:34,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 20:44:34,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 20:44:34,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 20:44:34,883 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 20:44:34,883 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 20:44:34,883 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 20:44:34,883 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 20:44:34,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 20:44:34,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 20:44:34,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 20:44:34,883 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 20:44:34,884 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 20:44:34,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 20:44:34,884 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 20:44:34,884 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 20:44:34,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 20:44:34,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 20:44:34,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 20:44:34,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 20:44:34,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 20:44:34,885 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:44:34,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 20:44:34,885 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 20:44:34,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 20:44:34,886 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 20:44:34,886 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 20:44:34,886 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 20:44:34,886 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 20:44:34,886 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/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 -> 0705c7c1097399903dd015d79fa2944ad89b2d381aed5d9e2539b97c330aa424 [2025-03-08 20:44:35,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 20:44:35,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 20:44:35,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 20:44:35,143 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 20:44:35,143 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 20:44:35,144 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-03-08 20:44:36,297 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/948e3d22d/b810b229eaac4aeebc98748f31f04476/FLAG7d008605d [2025-03-08 20:44:36,773 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 20:44:36,774 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-03-08 20:44:36,818 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/948e3d22d/b810b229eaac4aeebc98748f31f04476/FLAG7d008605d [2025-03-08 20:44:36,867 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/948e3d22d/b810b229eaac4aeebc98748f31f04476 [2025-03-08 20:44:36,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 20:44:36,870 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 20:44:36,871 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 20:44:36,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 20:44:36,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 20:44:36,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:44:36" (1/1) ... [2025-03-08 20:44:36,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2498cf46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:36, skipping insertion in model container [2025-03-08 20:44:36,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:44:36" (1/1) ... [2025-03-08 20:44:36,954 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 20:44:39,397 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-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i[351362,351375] [2025-03-08 20:44:39,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:44:39,452 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 20:44:39,509 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"); [5239] [2025-03-08 20:44:39,511 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)); [5246] [2025-03-08 20:44:39,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5253] [2025-03-08 20:44:39,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5385] [2025-03-08 20:44:39,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5393] [2025-03-08 20:44:39,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5400] [2025-03-08 20:44:39,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5407] [2025-03-08 20:44:39,517 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/linux/netdevice.h"), "i" (502), "i" (12UL)); [5592-5593] [2025-03-08 20:44:39,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5599] [2025-03-08 20:44:39,523 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/ethernet/smsc/smsc911x.c"), "i" (164), "i" (12UL)); [5984-5985] [2025-03-08 20:44:39,524 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/ethernet/smsc/smsc911x.c"), "i" (180), "i" (12UL)); [6013-6014] [2025-03-08 20:44:39,529 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/ethernet/smsc/smsc911x.c"), "i" (210), "i" (12UL)); [6055-6056] [2025-03-08 20:44:39,530 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/ethernet/smsc/smsc911x.c"), "i" (229), "i" (12UL)); [6082-6083] [2025-03-08 20:44:39,534 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/ethernet/smsc/smsc911x.c"), "i" (269), "i" (12UL)); [6163-6164] [2025-03-08 20:44:39,535 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/ethernet/smsc/smsc911x.c"), "i" (303), "i" (12UL)); [6235-6236] [2025-03-08 20:44:39,536 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/ethernet/smsc/smsc911x.c"), "i" (335), "i" (12UL)); [6308-6309] [2025-03-08 20:44:39,537 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/ethernet/smsc/smsc911x.c"), "i" (369), "i" (12UL)); [6381-6382] [2025-03-08 20:44:39,553 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/ethernet/smsc/smsc911x.c"), "i" (811), "i" (12UL)); [7051-7052] [2025-03-08 20:44:39,554 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/ethernet/smsc/smsc911x.c"), "i" (812), "i" (12UL)); [7063-7064] [2025-03-08 20:44:39,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8170] [2025-03-08 20:44:39,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8473] [2025-03-08 20:44:39,657 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/ethernet/smsc/smsc911x.c"), "i" (2273), "i" (12UL)); [9243-9244] [2025-03-08 20:44:39,657 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/ethernet/smsc/smsc911x.c"), "i" (2275), "i" (12UL)); [9257-9258] [2025-03-08 20:44:39,658 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/ethernet/smsc/smsc911x.c"), "i" (2276), "i" (12UL)); [9269-9270] [2025-03-08 20:44:39,658 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/ethernet/smsc/smsc911x.c"), "i" (2277), "i" (12UL)); [9281-9282] [2025-03-08 20:44:39,708 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-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i[351362,351375] [2025-03-08 20:44:39,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:44:39,843 INFO L204 MainTranslator]: Completed translation [2025-03-08 20:44:39,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39 WrapperNode [2025-03-08 20:44:39,844 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 20:44:39,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 20:44:39,845 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 20:44:39,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 20:44:39,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:39,930 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:40,094 INFO L138 Inliner]: procedures = 415, calls = 1913, calls flagged for inlining = 249, calls inlined = 236, statements flattened = 6253 [2025-03-08 20:44:40,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 20:44:40,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 20:44:40,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 20:44:40,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 20:44:40,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:40,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:40,130 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:41,199 INFO L175 MemorySlicer]: Split 660 memory accesses to 8 slices as follows [8, 567, 8, 1, 2, 4, 26, 44]. 86 percent of accesses are in the largest equivalence class. The 34 initializations are split as follows [8, 15, 8, 1, 2, 0, 0, 0]. The 275 writes are split as follows [0, 249, 0, 0, 0, 2, 24, 0]. [2025-03-08 20:44:41,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:41,200 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:41,310 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:41,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:41,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:41,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:41,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 20:44:41,426 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 20:44:41,426 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 20:44:41,426 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 20:44:41,427 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (1/1) ... [2025-03-08 20:44:41,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:44:41,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 20:44:41,451 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) [2025-03-08 20:44:41,453 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 [2025-03-08 20:44:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 20:44:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 20:44:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 20:44:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 20:44:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-08 20:44:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-08 20:44:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-03-08 20:44:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-03-08 20:44:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_read [2025-03-08 20:44:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_read [2025-03-08 20:44:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_resume [2025-03-08 20:44:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_resume [2025-03-08 20:44:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-03-08 20:44:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-03-08 20:44:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-08 20:44:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-08 20:44:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_probe [2025-03-08 20:44:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_probe [2025-03-08 20:44:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure no_printk [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure no_printk [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_multicast_list [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_multicast_list [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_hw_mac_address [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_hw_mac_address [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_remove [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_remove [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_multicast_update [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_multicast_update [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-03-08 20:44:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-03-08 20:44:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2025-03-08 20:44:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-08 20:44:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo [2025-03-08 20:44:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-08 20:44:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_irqhandler [2025-03-08 20:44:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_irqhandler [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 20:44:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 20:44:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 20:44:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 20:44:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 20:44:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 20:44:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 20:44:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:44:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:44:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:44:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:44:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:44:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:44:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:44:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:44:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-08 20:44:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-08 20:44:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-08 20:44:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-08 20:44:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-08 20:44:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-08 20:44:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-08 20:44:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-08 20:44:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2025-03-08 20:44:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2025-03-08 20:44:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-08 20:44:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-08 20:44:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_resources [2025-03-08 20:44:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_resources [2025-03-08 20:44:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_get_rxstatus [2025-03-08 20:44:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_get_rxstatus [2025-03-08 20:44:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read [2025-03-08 20:44:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read [2025-03-08 20:44:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_getregslen [2025-03-08 20:44:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_getregslen [2025-03-08 20:44:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_write [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_write [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_complete [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_complete [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2025-03-08 20:44:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2025-03-08 20:44:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource_byname [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource_byname [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_get_txstatus [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_get_txstatus [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2025-03-08 20:44:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 20:44:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_open [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_open [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_get_eeprom_len [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_get_eeprom_len [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo_shift [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo_shift [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_suspend [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_suspend [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_read_mac_address [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_read_mac_address [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_write [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_write [2025-03-08 20:44:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2025-03-08 20:44:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_write [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_write [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_nwayreset [2025-03-08 20:44:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_nwayreset [2025-03-08 20:44:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_free_resources [2025-03-08 20:44:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_free_resources [2025-03-08 20:44:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_irq_chip [2025-03-08 20:44:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_irq_chip [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 20:44:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2025-03-08 20:44:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2025-03-08 20:44:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_send_cmd [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_send_cmd [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_adjust_link [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_adjust_link [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_read [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_read [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_update_txcounters [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_update_txcounters [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read_shift [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read_shift [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write_shift [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write_shift [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_enable_external [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_enable_external [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_read [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_read [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_soft_reset [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_soft_reset [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_enable_access [2025-03-08 20:44:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_enable_access [2025-03-08 20:44:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2025-03-08 20:44:41,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2025-03-08 20:44:41,489 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2025-03-08 20:44:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_stop [2025-03-08 20:44:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_stop [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-08 20:44:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo_shift [2025-03-08 20:44:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo_shift [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-03-08 20:44:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-08 20:44:41,491 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 20:44:41,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 20:44:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 20:44:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 20:44:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 20:44:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2025-03-08 20:44:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2025-03-08 20:44:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-08 20:44:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-08 20:44:41,492 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2025-03-08 20:44:41,492 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2025-03-08 20:44:42,279 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 20:44:42,282 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 20:44:42,340 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 20:44:42,699 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13428: havoc mdiobus_read_#t~nondet1324#1; [2025-03-08 20:44:42,841 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13449: havoc #t~nondet1327; [2025-03-08 20:44:43,005 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12815: havoc #t~mem1266.base, #t~mem1266.offset;havoc #t~mem1267.base, #t~mem1267.offset; [2025-03-08 20:44:43,632 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9022: call ULTIMATE.dealloc(smsc911x_init_~#__key~0#1.base, smsc911x_init_~#__key~0#1.offset);havoc smsc911x_init_~#__key~0#1.base, smsc911x_init_~#__key~0#1.offset;call ULTIMATE.dealloc(smsc911x_init_~#__key___0~0#1.base, smsc911x_init_~#__key___0~0#1.offset);havoc smsc911x_init_~#__key___0~0#1.base, smsc911x_init_~#__key___0~0#1.offset; [2025-03-08 20:44:43,633 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11898-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:44:43,633 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13517: havoc register_netdev_#t~nondet1341#1; [2025-03-08 20:44:43,633 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11899-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13387: havoc ioremap_nocache_#t~ret1321#1.base, ioremap_nocache_#t~ret1321#1.offset; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13486: havoc phy_find_first_#t~ret1335#1.base, phy_find_first_#t~ret1335#1.offset; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13421: havoc mdiobus_alloc_size_#t~ret1323#1.base, mdiobus_alloc_size_#t~ret1323#1.offset; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12731-1: ldv_register_netdev_17_#res#1 := ldv_register_netdev_17_~ldv_func_res~2#1; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12698-1: ldv_alloc_etherdev_mqs_15_#res#1.base, ldv_alloc_etherdev_mqs_15_#res#1.offset := ldv_alloc_etherdev_mqs_15_~ldv_func_res~0#1.base, ldv_alloc_etherdev_mqs_15_~ldv_func_res~0#1.offset; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13326: havoc alloc_etherdev_mqs_#t~ret1312#1.base, alloc_etherdev_mqs_#t~ret1312#1.offset; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13525: havoc regulator_bulk_enable_#t~nondet1343#1; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L11942-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5436: havoc dev_get_platdata_#t~mem59#1.base, dev_get_platdata_#t~mem59#1.offset; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13333: havoc clk_get_#t~ret1314#1.base, clk_get_#t~ret1314#1.offset; [2025-03-08 20:44:43,634 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13432: havoc mdiobus_register_#t~nondet1325#1; [2025-03-08 20:44:43,635 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13532: havoc regulator_bulk_get_#t~nondet1344#1; [2025-03-08 20:44:43,635 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13304: havoc __request_region_#t~ret1310#1.base, __request_region_#t~ret1310#1.offset; [2025-03-08 20:44:43,635 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10001-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-08 20:44:43,635 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13536: havoc request_threaded_irq_#t~nondet1345#1; [2025-03-08 20:44:43,635 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13472: havoc phy_connect_direct_#t~nondet1332#1; [2025-03-08 20:44:43,635 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10004-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-08 20:44:43,635 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10006-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-08 20:44:43,635 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12716-1: ldv_request_irq_16_#res#1 := ldv_request_irq_16_~ldv_func_res~1#1; [2025-03-08 20:44:43,635 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13412: havoc ldv_pre_register_netdev_#t~nondet1322#1; [2025-03-08 20:44:43,708 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13551: havoc #t~nondet1349; [2025-03-08 20:44:43,722 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13497: havoc phy_start_aneg_#t~nondet1337#1; [2025-03-08 20:44:43,726 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5446: havoc #t~mem65.base, #t~mem65.offset;havoc #t~mem66; [2025-03-08 20:44:43,729 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13361: havoc #t~nondet1318; [2025-03-08 20:44:43,819 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13343: havoc crc32_le_#t~nondet1315#1; [2025-03-08 20:44:43,820 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13330: havoc bitrev32_#t~nondet1313#1; [2025-03-08 20:44:43,860 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13439: havoc mdiobus_write_#t~nondet1326#1; [2025-03-08 20:44:43,864 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13506: havoc #t~ret1338.base, #t~ret1338.offset; [2025-03-08 20:44:43,894 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13513: havoc #t~nondet1340; [2025-03-08 20:44:43,917 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13457: havoc #t~nondet1329; [2025-03-08 20:44:43,919 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13314: havoc #t~nondet1311; [2025-03-08 20:44:44,054 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5609: havoc #t~mem95.base, #t~mem95.offset; [2025-03-08 20:44:44,056 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13453: havoc #t~nondet1328; [2025-03-08 20:44:44,216 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6009: havoc #t~bitwise245; [2025-03-08 20:44:44,314 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13468: havoc netpoll_trap_#t~nondet1331#1; [2025-03-08 20:44:44,353 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5261: havoc #t~mem0;havoc #t~bitwise1; [2025-03-08 20:44:44,363 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13521: havoc regulator_bulk_disable_#t~nondet1342#1; [2025-03-08 20:44:44,465 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5980: havoc #t~bitwise229; [2025-03-08 20:44:44,475 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5255: #res := 1; [2025-03-08 20:44:44,615 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5806: havoc is_multicast_ether_addr_#t~mem152#1; [2025-03-08 20:44:44,616 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5800: havoc is_zero_ether_addr_#t~mem149#1;havoc is_zero_ether_addr_#t~mem150#1;havoc is_zero_ether_addr_#t~bitwise151#1; [2025-03-08 20:44:44,641 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5294: havoc arch_spin_is_locked_#t~mem23#1;havoc arch_spin_is_locked_#t~mem24#1;call ULTIMATE.dealloc(arch_spin_is_locked_~#tmp~1#1.base, arch_spin_is_locked_~#tmp~1#1.offset);havoc arch_spin_is_locked_~#tmp~1#1.base, arch_spin_is_locked_~#tmp~1#1.offset; [2025-03-08 20:44:44,751 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5420: havoc #t~mem57#1.base, #t~mem57#1.offset; [2025-03-08 20:44:44,751 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5378: havoc kobject_name_#t~mem46#1.base, kobject_name_#t~mem46#1.offset; [2025-03-08 20:44:44,757 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13509: havoc #t~ret1339.base, #t~ret1339.offset; [2025-03-08 20:44:44,762 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5369: havoc #t~mem36;havoc #t~mem37; [2025-03-08 20:44:52,496 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8694: havoc smsc911x_ethtool_getmsglevel_#t~mem875#1; [2025-03-08 20:44:52,496 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret1351#1 := main_#res#1;havoc main_#t~ret1104#1, main_~tmp~95#1;assume { :end_inline_main } true; [2025-03-08 20:44:52,496 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7510: havoc smsc911x_tx_get_txstatcount_#t~bitwise596#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12797-1: ldv___platform_driver_register_23_#res#1 := ldv___platform_driver_register_23_~ldv_func_res~3#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8915: call ULTIMATE.dealloc(smsc911x_ethtool_get_eeprom_~#eeprom_data~0#1.base, smsc911x_ethtool_get_eeprom_~#eeprom_data~0#1.offset);havoc smsc911x_ethtool_get_eeprom_~#eeprom_data~0#1.base, smsc911x_ethtool_get_eeprom_~#eeprom_data~0#1.offset; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13479: havoc phy_ethtool_gset_#t~nondet1333#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13483: havoc phy_ethtool_sset_#t~nondet1334#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9982-1: ldv___platform_driver_register_#res#1 := ldv___platform_driver_register_~arg0#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13353: havoc eth_change_mtu_#t~nondet1316#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13490: havoc phy_mii_ioctl_#t~nondet1336#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13295: havoc __platform_driver_register_#t~nondet1309#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13368: havoc ethtool_op_get_link_#t~nondet1319#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L13372: havoc ethtool_op_get_ts_info_#t~nondet1320#1; [2025-03-08 20:44:52,497 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-08 20:44:53,496 INFO L? ?]: Removed 2876 outVars from TransFormulas that were not future-live. [2025-03-08 20:44:53,496 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 20:44:53,588 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 20:44:53,589 INFO L336 CfgBuilder]: Removed 7 assume(true) statements. [2025-03-08 20:44:53,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:44:53 BoogieIcfgContainer [2025-03-08 20:44:53,589 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 20:44:53,591 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 20:44:53,591 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 20:44:53,594 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 20:44:53,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:44:36" (1/3) ... [2025-03-08 20:44:53,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c0f9ff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:44:53, skipping insertion in model container [2025-03-08 20:44:53,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:44:39" (2/3) ... [2025-03-08 20:44:53,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c0f9ff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:44:53, skipping insertion in model container [2025-03-08 20:44:53,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:44:53" (3/3) ... [2025-03-08 20:44:53,596 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-03-08 20:44:53,606 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 20:44:53,608 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i that has 132 procedures, 3061 locations, 1 initial locations, 25 loop locations, and 1 error locations. [2025-03-08 20:44:53,684 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 20:44:53,691 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;@5f4465db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 20:44:53,692 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 20:44:53,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 2996 states, 2129 states have (on average 1.3189290746829498) internal successors, (2808), 2165 states have internal predecessors, (2808), 750 states have call successors, (750), 117 states have call predecessors, (750), 116 states have return successors, (741), 732 states have call predecessors, (741), 741 states have call successors, (741) [2025-03-08 20:44:53,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2025-03-08 20:44:53,716 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:44:53,716 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:44:53,717 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:44:53,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:44:53,720 INFO L85 PathProgramCache]: Analyzing trace with hash 325253891, now seen corresponding path program 1 times [2025-03-08 20:44:53,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:44:53,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626349562] [2025-03-08 20:44:53,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:44:53,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:44:55,776 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 237 statements into 1 equivalence classes. [2025-03-08 20:44:56,011 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 237 of 237 statements. [2025-03-08 20:44:56,012 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:44:56,012 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:44:56,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-03-08 20:44:56,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:44:56,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626349562] [2025-03-08 20:44:56,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626349562] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:44:56,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:44:56,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:44:56,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492934560] [2025-03-08 20:44:56,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:44:56,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:44:56,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:44:56,625 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:44:56,625 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:44:56,633 INFO L87 Difference]: Start difference. First operand has 2996 states, 2129 states have (on average 1.3189290746829498) internal successors, (2808), 2165 states have internal predecessors, (2808), 750 states have call successors, (750), 117 states have call predecessors, (750), 116 states have return successors, (741), 732 states have call predecessors, (741), 741 states have call successors, (741) Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-03-08 20:45:00,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:45:02,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:45:02,680 INFO L93 Difference]: Finished difference Result 8795 states and 13092 transitions. [2025-03-08 20:45:02,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:45:02,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 237 [2025-03-08 20:45:02,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:45:02,750 INFO L225 Difference]: With dead ends: 8795 [2025-03-08 20:45:02,750 INFO L226 Difference]: Without dead ends: 5825 [2025-03-08 20:45:02,816 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 [2025-03-08 20:45:02,818 INFO L435 NwaCegarLoop]: 4137 mSDtfsCounter, 4099 mSDsluCounter, 4067 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4099 SdHoareTripleChecker+Valid, 8204 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2025-03-08 20:45:02,818 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4099 Valid, 8204 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 264 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2025-03-08 20:45:02,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5825 states. [2025-03-08 20:45:03,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5825 to 5825. [2025-03-08 20:45:03,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5825 states, 4159 states have (on average 1.299350805482087) internal successors, (5404), 4228 states have internal predecessors, (5404), 1437 states have call successors, (1437), 229 states have call predecessors, (1437), 228 states have return successors, (1433), 1415 states have call predecessors, (1433), 1433 states have call successors, (1433) [2025-03-08 20:45:03,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5825 states to 5825 states and 8274 transitions. [2025-03-08 20:45:03,221 INFO L78 Accepts]: Start accepts. Automaton has 5825 states and 8274 transitions. Word has length 237 [2025-03-08 20:45:03,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:45:03,222 INFO L471 AbstractCegarLoop]: Abstraction has 5825 states and 8274 transitions. [2025-03-08 20:45:03,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2025-03-08 20:45:03,222 INFO L276 IsEmpty]: Start isEmpty. Operand 5825 states and 8274 transitions. [2025-03-08 20:45:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2025-03-08 20:45:03,243 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:45:03,244 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:45:03,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 20:45:03,245 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:45:03,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:45:03,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1823834263, now seen corresponding path program 1 times [2025-03-08 20:45:03,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:45:03,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3378815] [2025-03-08 20:45:03,246 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:45:03,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:45:05,064 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 293 statements into 1 equivalence classes. [2025-03-08 20:45:05,121 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 293 of 293 statements. [2025-03-08 20:45:05,121 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:45:05,121 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:45:05,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2025-03-08 20:45:05,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:45:05,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3378815] [2025-03-08 20:45:05,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3378815] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:45:05,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:45:05,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:45:05,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703670668] [2025-03-08 20:45:05,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:45:05,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:45:05,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:45:05,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:45:05,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:45:05,329 INFO L87 Difference]: Start difference. First operand 5825 states and 8274 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2025-03-08 20:45:09,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:45:11,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:45:11,749 INFO L93 Difference]: Finished difference Result 11618 states and 16500 transitions. [2025-03-08 20:45:11,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:45:11,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 293 [2025-03-08 20:45:11,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:45:11,809 INFO L225 Difference]: With dead ends: 11618 [2025-03-08 20:45:11,810 INFO L226 Difference]: Without dead ends: 8682 [2025-03-08 20:45:11,829 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 [2025-03-08 20:45:11,830 INFO L435 NwaCegarLoop]: 8028 mSDtfsCounter, 4055 mSDsluCounter, 4068 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4055 SdHoareTripleChecker+Valid, 12096 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2025-03-08 20:45:11,830 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4055 Valid, 12096 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 381 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2025-03-08 20:45:11,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8682 states. [2025-03-08 20:45:12,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8682 to 8682. [2025-03-08 20:45:12,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8682 states, 6205 states have (on average 1.3000805801772763) internal successors, (8067), 6307 states have internal predecessors, (8067), 2135 states have call successors, (2135), 342 states have call predecessors, (2135), 341 states have return successors, (2131), 2104 states have call predecessors, (2131), 2131 states have call successors, (2131) [2025-03-08 20:45:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8682 states to 8682 states and 12333 transitions. [2025-03-08 20:45:12,199 INFO L78 Accepts]: Start accepts. Automaton has 8682 states and 12333 transitions. Word has length 293 [2025-03-08 20:45:12,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:45:12,201 INFO L471 AbstractCegarLoop]: Abstraction has 8682 states and 12333 transitions. [2025-03-08 20:45:12,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2025-03-08 20:45:12,201 INFO L276 IsEmpty]: Start isEmpty. Operand 8682 states and 12333 transitions. [2025-03-08 20:45:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2025-03-08 20:45:12,212 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:45:12,212 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:45:12,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 20:45:12,213 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:45:12,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:45:12,218 INFO L85 PathProgramCache]: Analyzing trace with hash -253375080, now seen corresponding path program 1 times [2025-03-08 20:45:12,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:45:12,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098366760] [2025-03-08 20:45:12,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:45:12,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:45:14,260 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 293 statements into 1 equivalence classes. [2025-03-08 20:45:14,321 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 293 of 293 statements. [2025-03-08 20:45:14,321 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:45:14,321 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:45:15,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2025-03-08 20:45:15,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:45:15,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098366760] [2025-03-08 20:45:15,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098366760] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:45:15,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:45:15,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:45:15,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646902785] [2025-03-08 20:45:15,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:45:15,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:45:15,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:45:15,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:45:15,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:45:15,248 INFO L87 Difference]: Start difference. First operand 8682 states and 12333 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-08 20:45:17,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:45:17,103 INFO L93 Difference]: Finished difference Result 8688 states and 12338 transitions. [2025-03-08 20:45:17,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:45:17,104 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 293 [2025-03-08 20:45:17,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:45:17,150 INFO L225 Difference]: With dead ends: 8688 [2025-03-08 20:45:17,150 INFO L226 Difference]: Without dead ends: 8684 [2025-03-08 20:45:17,157 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:45:17,158 INFO L435 NwaCegarLoop]: 4092 mSDtfsCounter, 4143 mSDsluCounter, 8181 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4144 SdHoareTripleChecker+Valid, 12273 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2025-03-08 20:45:17,158 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4144 Valid, 12273 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2025-03-08 20:45:17,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8684 states. [2025-03-08 20:45:17,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8684 to 8684. [2025-03-08 20:45:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8684 states, 6207 states have (on average 1.2998227807314322) internal successors, (8068), 6308 states have internal predecessors, (8068), 2135 states have call successors, (2135), 343 states have call predecessors, (2135), 341 states have return successors, (2131), 2104 states have call predecessors, (2131), 2131 states have call successors, (2131) [2025-03-08 20:45:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8684 states to 8684 states and 12334 transitions. [2025-03-08 20:45:17,456 INFO L78 Accepts]: Start accepts. Automaton has 8684 states and 12334 transitions. Word has length 293 [2025-03-08 20:45:17,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:45:17,457 INFO L471 AbstractCegarLoop]: Abstraction has 8684 states and 12334 transitions. [2025-03-08 20:45:17,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-08 20:45:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 8684 states and 12334 transitions. [2025-03-08 20:45:17,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2025-03-08 20:45:17,474 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:45:17,474 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:45:17,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 20:45:17,474 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:45:17,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:45:17,477 INFO L85 PathProgramCache]: Analyzing trace with hash 762304248, now seen corresponding path program 1 times [2025-03-08 20:45:17,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:45:17,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992700710] [2025-03-08 20:45:17,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:45:17,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:45:19,338 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 298 statements into 1 equivalence classes. [2025-03-08 20:45:19,379 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 298 of 298 statements. [2025-03-08 20:45:19,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:45:19,380 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:45:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1821 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2025-03-08 20:45:19,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:45:19,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992700710] [2025-03-08 20:45:19,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992700710] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:45:19,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:45:19,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:45:19,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045733752] [2025-03-08 20:45:19,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:45:19,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:45:19,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:45:19,976 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:45:19,976 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:45:19,976 INFO L87 Difference]: Start difference. First operand 8684 states and 12334 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 20:45:22,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:45:22,521 INFO L93 Difference]: Finished difference Result 17319 states and 24744 transitions. [2025-03-08 20:45:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:45:22,521 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 298 [2025-03-08 20:45:22,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:45:22,613 INFO L225 Difference]: With dead ends: 17319 [2025-03-08 20:45:22,613 INFO L226 Difference]: Without dead ends: 17290 [2025-03-08 20:45:22,621 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:45:22,622 INFO L435 NwaCegarLoop]: 4340 mSDtfsCounter, 4159 mSDsluCounter, 12701 mSDsCounter, 0 mSdLazyCounter, 504 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4159 SdHoareTripleChecker+Valid, 17041 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2025-03-08 20:45:22,622 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4159 Valid, 17041 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 504 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2025-03-08 20:45:22,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17290 states. [2025-03-08 20:45:23,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17290 to 17290. [2025-03-08 20:45:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17290 states, 12369 states have (on average 1.300671032419759) internal successors, (16088), 12569 states have internal predecessors, (16088), 4240 states have call successors, (4240), 682 states have call predecessors, (4240), 680 states have return successors, (4380), 4182 states have call predecessors, (4380), 4236 states have call successors, (4380) [2025-03-08 20:45:23,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17290 states to 17290 states and 24708 transitions. [2025-03-08 20:45:23,191 INFO L78 Accepts]: Start accepts. Automaton has 17290 states and 24708 transitions. Word has length 298 [2025-03-08 20:45:23,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:45:23,192 INFO L471 AbstractCegarLoop]: Abstraction has 17290 states and 24708 transitions. [2025-03-08 20:45:23,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 20:45:23,195 INFO L276 IsEmpty]: Start isEmpty. Operand 17290 states and 24708 transitions. [2025-03-08 20:45:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2025-03-08 20:45:23,262 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:45:23,262 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 25, 25, 25, 25, 25, 25, 6, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:45:23,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 20:45:23,262 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:45:23,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:45:23,263 INFO L85 PathProgramCache]: Analyzing trace with hash -216419068, now seen corresponding path program 1 times [2025-03-08 20:45:23,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:45:23,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576645782] [2025-03-08 20:45:23,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:45:23,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:45:25,235 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 631 statements into 1 equivalence classes. [2025-03-08 20:45:25,283 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 631 of 631 statements. [2025-03-08 20:45:25,284 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:45:25,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:45:25,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3453 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3445 trivial. 0 not checked. [2025-03-08 20:45:25,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:45:25,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576645782] [2025-03-08 20:45:25,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576645782] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:45:25,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:45:25,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:45:25,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699952719] [2025-03-08 20:45:25,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:45:25,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:45:25,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:45:25,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:45:25,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:45:25,725 INFO L87 Difference]: Start difference. First operand 17290 states and 24708 transitions. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 3 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (68), 3 states have call predecessors, (68), 3 states have call successors, (68) [2025-03-08 20:45:29,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:45:33,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:45:33,039 INFO L93 Difference]: Finished difference Result 50320 states and 71867 transitions. [2025-03-08 20:45:33,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:45:33,040 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 3 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (68), 3 states have call predecessors, (68), 3 states have call successors, (68) Word has length 631 [2025-03-08 20:45:33,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:45:33,272 INFO L225 Difference]: With dead ends: 50320 [2025-03-08 20:45:33,272 INFO L226 Difference]: Without dead ends: 33073 [2025-03-08 20:45:33,376 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 [2025-03-08 20:45:33,377 INFO L435 NwaCegarLoop]: 5414 mSDtfsCounter, 3762 mSDsluCounter, 3999 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3762 SdHoareTripleChecker+Valid, 9413 SdHoareTripleChecker+Invalid, 427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2025-03-08 20:45:33,377 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3762 Valid, 9413 Invalid, 427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 395 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2025-03-08 20:45:33,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33073 states. [2025-03-08 20:45:34,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33073 to 33048. [2025-03-08 20:45:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33048 states, 23580 states have (on average 1.297370653095844) internal successors, (30592), 23975 states have internal predecessors, (30592), 8138 states have call successors, (8138), 1331 states have call predecessors, (8138), 1329 states have return successors, (8293), 8023 states have call predecessors, (8293), 8134 states have call successors, (8293) [2025-03-08 20:45:34,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33048 states to 33048 states and 47023 transitions. [2025-03-08 20:45:34,512 INFO L78 Accepts]: Start accepts. Automaton has 33048 states and 47023 transitions. Word has length 631 [2025-03-08 20:45:34,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:45:34,512 INFO L471 AbstractCegarLoop]: Abstraction has 33048 states and 47023 transitions. [2025-03-08 20:45:34,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 3 states have call successors, (70), 2 states have call predecessors, (70), 1 states have return successors, (68), 3 states have call predecessors, (68), 3 states have call successors, (68) [2025-03-08 20:45:34,513 INFO L276 IsEmpty]: Start isEmpty. Operand 33048 states and 47023 transitions. [2025-03-08 20:45:34,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2025-03-08 20:45:34,599 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:45:34,600 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 25, 25, 25, 25, 25, 25, 8, 8, 8, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:45:34,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 20:45:34,601 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:45:34,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:45:34,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1793771518, now seen corresponding path program 1 times [2025-03-08 20:45:34,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:45:34,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801699117] [2025-03-08 20:45:34,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:45:34,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:45:36,502 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 634 statements into 1 equivalence classes. [2025-03-08 20:45:36,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 634 of 634 statements. [2025-03-08 20:45:36,565 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:45:36,565 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:45:36,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3606 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3598 trivial. 0 not checked. [2025-03-08 20:45:36,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:45:36,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801699117] [2025-03-08 20:45:36,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801699117] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:45:36,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:45:36,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:45:36,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023525845] [2025-03-08 20:45:36,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:45:37,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:45:37,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:45:37,003 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:45:37,003 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:45:37,003 INFO L87 Difference]: Start difference. First operand 33048 states and 47023 transitions. Second operand has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (72), 2 states have call predecessors, (72), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2025-03-08 20:45:41,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:45:44,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:45:44,251 INFO L93 Difference]: Finished difference Result 73958 states and 105112 transitions. [2025-03-08 20:45:44,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:45:44,253 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (72), 2 states have call predecessors, (72), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) Word has length 634 [2025-03-08 20:45:44,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:45:44,542 INFO L225 Difference]: With dead ends: 73958 [2025-03-08 20:45:44,542 INFO L226 Difference]: Without dead ends: 40953 [2025-03-08 20:45:44,702 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 [2025-03-08 20:45:44,704 INFO L435 NwaCegarLoop]: 6032 mSDtfsCounter, 4042 mSDsluCounter, 4037 mSDsCounter, 0 mSdLazyCounter, 338 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4042 SdHoareTripleChecker+Valid, 10069 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 338 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2025-03-08 20:45:44,704 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4042 Valid, 10069 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 338 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2025-03-08 20:45:44,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40953 states. [2025-03-08 20:45:45,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40953 to 40936. [2025-03-08 20:45:45,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40936 states, 29460 states have (on average 1.2994229463679565) internal successors, (38281), 29962 states have internal predecessors, (38281), 9777 states have call successors, (9777), 1702 states have call predecessors, (9777), 1698 states have return successors, (9969), 9625 states have call predecessors, (9969), 9773 states have call successors, (9969) [2025-03-08 20:45:46,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40936 states to 40936 states and 58027 transitions. [2025-03-08 20:45:46,118 INFO L78 Accepts]: Start accepts. Automaton has 40936 states and 58027 transitions. Word has length 634 [2025-03-08 20:45:46,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:45:46,119 INFO L471 AbstractCegarLoop]: Abstraction has 40936 states and 58027 transitions. [2025-03-08 20:45:46,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.0) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (72), 2 states have call predecessors, (72), 1 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2025-03-08 20:45:46,119 INFO L276 IsEmpty]: Start isEmpty. Operand 40936 states and 58027 transitions. [2025-03-08 20:45:46,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 643 [2025-03-08 20:45:46,204 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:45:46,204 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 25, 25, 25, 25, 25, 25, 9, 9, 9, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 20:45:46,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 20:45:46,204 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 20:45:46,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:45:46,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1622041513, now seen corresponding path program 1 times [2025-03-08 20:45:46,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:45:46,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404059690] [2025-03-08 20:45:46,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:45:46,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:45:48,199 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 642 statements into 1 equivalence classes. [2025-03-08 20:45:48,246 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 642 of 642 statements. [2025-03-08 20:45:48,246 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:45:48,246 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:45:48,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3638 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3620 trivial. 0 not checked. [2025-03-08 20:45:48,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:45:48,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404059690] [2025-03-08 20:45:48,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404059690] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:45:48,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:45:48,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:45:48,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143872461] [2025-03-08 20:45:48,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:45:48,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:45:48,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:45:48,641 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:45:48,642 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:45:48,642 INFO L87 Difference]: Start difference. First operand 40936 states and 58027 transitions. Second operand has 3 states, 3 states have (on average 71.66666666666667) internal successors, (215), 3 states have internal predecessors, (215), 3 states have call successors, (74), 2 states have call predecessors, (74), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2025-03-08 20:45:52,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []