./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 8fc3dc66 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-?-8fc3dc6-m [2025-03-17 09:52:09,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 09:52:09,708 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 09:52:09,712 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 09:52:09,712 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 09:52:09,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 09:52:09,735 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 09:52:09,735 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 09:52:09,736 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 09:52:09,736 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 09:52:09,736 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 09:52:09,737 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 09:52:09,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 09:52:09,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 09:52:09,737 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 09:52:09,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 09:52:09,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 09:52:09,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 09:52:09,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 09:52:09,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 09:52:09,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 09:52:09,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 09:52:09,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 09:52:09,738 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 09:52:09,738 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 09:52:09,739 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 09:52:09,739 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 09:52:09,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 09:52:09,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 09:52:09,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:52:09,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 09:52:09,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 09:52:09,740 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 09:52:09,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 09:52:09,740 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 09:52:09,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 09:52:09,740 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 09:52:09,740 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 09:52:09,740 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 09:52:09,740 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 09:52:09,740 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 [2025-03-17 09:52:10,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 09:52:10,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 09:52:10,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 09:52:10,019 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 09:52:10,019 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 09:52:10,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-03-17 09:52:11,243 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/001025adc/1ea42663d1734e2980006ab6e5612864/FLAG930fb72b4 [2025-03-17 09:52:11,818 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 09:52:11,819 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-03-17 09:52:11,874 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/001025adc/1ea42663d1734e2980006ab6e5612864/FLAG930fb72b4 [2025-03-17 09:52:11,894 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/001025adc/1ea42663d1734e2980006ab6e5612864 [2025-03-17 09:52:11,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 09:52:11,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 09:52:11,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 09:52:11,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 09:52:11,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 09:52:11,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:52:11" (1/1) ... [2025-03-17 09:52:11,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ca4528 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:11, skipping insertion in model container [2025-03-17 09:52:11,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:52:11" (1/1) ... [2025-03-17 09:52:12,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 09:52:15,138 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] [2025-03-17 09:52:15,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:52:15,252 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 09:52:15,326 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] [2025-03-17 09:52:15,328 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] [2025-03-17 09:52:15,328 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5253] [2025-03-17 09:52:15,336 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5385] [2025-03-17 09:52:15,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5393] [2025-03-17 09:52:15,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5400] [2025-03-17 09:52:15,338 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5407] [2025-03-17 09:52:15,341 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] [2025-03-17 09:52:15,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5599] [2025-03-17 09:52:15,351 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] [2025-03-17 09:52:15,353 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] [2025-03-17 09:52:15,363 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] [2025-03-17 09:52:15,364 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] [2025-03-17 09:52:15,373 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] [2025-03-17 09:52:15,375 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] [2025-03-17 09:52:15,376 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] [2025-03-17 09:52:15,377 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] [2025-03-17 09:52:15,399 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] [2025-03-17 09:52:15,400 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] [2025-03-17 09:52:15,459 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8170] [2025-03-17 09:52:15,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8473] [2025-03-17 09:52:15,489 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] [2025-03-17 09:52:15,490 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] [2025-03-17 09:52:15,490 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] [2025-03-17 09:52:15,491 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] [2025-03-17 09:52:15,543 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] [2025-03-17 09:52:15,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:52:15,732 INFO L204 MainTranslator]: Completed translation [2025-03-17 09:52:15,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15 WrapperNode [2025-03-17 09:52:15,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 09:52:15,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 09:52:15,736 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 09:52:15,736 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 09:52:15,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:15,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:16,001 INFO L138 Inliner]: procedures = 415, calls = 1913, calls flagged for inlining = 249, calls inlined = 236, statements flattened = 6253 [2025-03-17 09:52:16,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 09:52:16,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 09:52:16,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 09:52:16,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 09:52:16,012 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:16,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:16,053 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:17,059 INFO L175 MemorySlicer]: Split 660 memory accesses to 8 slices as follows [8, 8, 1, 4, 2, 567, 44, 26]. 86 percent of accesses are in the largest equivalence class. The 34 initializations are split as follows [8, 8, 1, 0, 2, 15, 0, 0]. The 275 writes are split as follows [0, 0, 0, 2, 0, 249, 0, 24]. [2025-03-17 09:52:17,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:17,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:17,176 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:17,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:17,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:17,244 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:17,297 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 09:52:17,299 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 09:52:17,299 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 09:52:17,299 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 09:52:17,300 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (1/1) ... [2025-03-17 09:52:17,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:52:17,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 09:52:17,329 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) [2025-03-17 09:52:17,332 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 [2025-03-17 09:52:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-17 09:52:17,353 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-17 09:52:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-17 09:52:17,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-17 09:52:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-17 09:52:17,353 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-17 09:52:17,353 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_read [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_read [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_resume [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_resume [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_probe [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_probe [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure no_printk [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure no_printk [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_multicast_list [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_multicast_list [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_hw_mac_address [2025-03-17 09:52:17,354 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_hw_mac_address [2025-03-17 09:52:17,354 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2025-03-17 09:52:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2025-03-17 09:52:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-03-17 09:52:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_remove [2025-03-17 09:52:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_remove [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_multicast_update [2025-03-17 09:52:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_multicast_update [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-17 09:52:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-03-17 09:52:17,356 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-17 09:52:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2025-03-17 09:52:17,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-17 09:52:17,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo [2025-03-17 09:52:17,357 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-17 09:52:17,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_irqhandler [2025-03-17 09:52:17,357 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_irqhandler [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-17 09:52:17,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-17 09:52:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2025-03-17 09:52:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-17 09:52:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_resources [2025-03-17 09:52:17,358 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_resources [2025-03-17 09:52:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_get_rxstatus [2025-03-17 09:52:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_get_rxstatus [2025-03-17 09:52:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read [2025-03-17 09:52:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read [2025-03-17 09:52:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_getregslen [2025-03-17 09:52:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_getregslen [2025-03-17 09:52:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 09:52:17,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_write [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_write [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_complete [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_complete [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2025-03-17 09:52:17,362 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2025-03-17 09:52:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource_byname [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource_byname [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_get_txstatus [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_get_txstatus [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2025-03-17 09:52:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-17 09:52:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-17 09:52:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 09:52:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 09:52:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 09:52:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_open [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_open [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_get_eeprom_len [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_get_eeprom_len [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo_shift [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo_shift [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_suspend [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_suspend [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_read_mac_address [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_read_mac_address [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_write [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_write [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2025-03-17 09:52:17,365 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-17 09:52:17,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_write [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_write [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_nwayreset [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_nwayreset [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_free_resources [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_free_resources [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_irq_chip [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_irq_chip [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2025-03-17 09:52:17,366 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_send_cmd [2025-03-17 09:52:17,366 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_send_cmd [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-17 09:52:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_adjust_link [2025-03-17 09:52:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_adjust_link [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_read [2025-03-17 09:52:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_read [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-17 09:52:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-03-17 09:52:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_update_txcounters [2025-03-17 09:52:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_update_txcounters [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read_shift [2025-03-17 09:52:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read_shift [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-17 09:52:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write_shift [2025-03-17 09:52:17,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write_shift [2025-03-17 09:52:17,368 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_enable_external [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_enable_external [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_read [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_read [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_soft_reset [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_soft_reset [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_enable_access [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_enable_access [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_stop [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_stop [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo_shift [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo_shift [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-17 09:52:17,369 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 09:52:17,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 09:52:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 09:52:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2025-03-17 09:52:17,370 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2025-03-17 09:52:17,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-17 09:52:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-17 09:52:17,371 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2025-03-17 09:52:17,371 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2025-03-17 09:52:18,126 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 09:52:18,129 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 09:52:18,209 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-17 09:52:18,665 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13428: havoc mdiobus_read_#t~nondet1324#1; [2025-03-17 09:52:18,781 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13449: havoc #t~nondet1327; [2025-03-17 09:52:18,943 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12815: havoc #t~mem1266.base, #t~mem1266.offset;havoc #t~mem1267.base, #t~mem1267.offset; [2025-03-17 09:52:19,605 INFO L1322 $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; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11898-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13517: havoc register_netdev_#t~nondet1341#1; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11899-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13387: havoc ioremap_nocache_#t~ret1321#1.base, ioremap_nocache_#t~ret1321#1.offset; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13486: havoc phy_find_first_#t~ret1335#1.base, phy_find_first_#t~ret1335#1.offset; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13421: havoc mdiobus_alloc_size_#t~ret1323#1.base, mdiobus_alloc_size_#t~ret1323#1.offset; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12731-1: ldv_register_netdev_17_#res#1 := ldv_register_netdev_17_~ldv_func_res~2#1; [2025-03-17 09:52:19,606 INFO L1322 $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; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13326: havoc alloc_etherdev_mqs_#t~ret1312#1.base, alloc_etherdev_mqs_#t~ret1312#1.offset; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13525: havoc regulator_bulk_enable_#t~nondet1343#1; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11942-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5436: havoc dev_get_platdata_#t~mem59#1.base, dev_get_platdata_#t~mem59#1.offset; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13333: havoc clk_get_#t~ret1314#1.base, clk_get_#t~ret1314#1.offset; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13432: havoc mdiobus_register_#t~nondet1325#1; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13532: havoc regulator_bulk_get_#t~nondet1344#1; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13304: havoc __request_region_#t~ret1310#1.base, __request_region_#t~ret1310#1.offset; [2025-03-17 09:52:19,606 INFO L1322 $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; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13536: havoc request_threaded_irq_#t~nondet1345#1; [2025-03-17 09:52:19,606 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13472: havoc phy_connect_direct_#t~nondet1332#1; [2025-03-17 09:52:19,606 INFO L1322 $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; [2025-03-17 09:52:19,606 INFO L1322 $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; [2025-03-17 09:52:19,607 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12716-1: ldv_request_irq_16_#res#1 := ldv_request_irq_16_~ldv_func_res~1#1; [2025-03-17 09:52:19,607 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13412: havoc ldv_pre_register_netdev_#t~nondet1322#1; [2025-03-17 09:52:19,672 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13551: havoc #t~nondet1349; [2025-03-17 09:52:19,684 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13497: havoc phy_start_aneg_#t~nondet1337#1; [2025-03-17 09:52:19,687 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5446: havoc #t~mem65.base, #t~mem65.offset;havoc #t~mem66; [2025-03-17 09:52:19,689 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13361: havoc #t~nondet1318; [2025-03-17 09:52:19,777 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13343: havoc crc32_le_#t~nondet1315#1; [2025-03-17 09:52:19,778 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13330: havoc bitrev32_#t~nondet1313#1; [2025-03-17 09:52:19,819 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13439: havoc mdiobus_write_#t~nondet1326#1; [2025-03-17 09:52:19,822 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13506: havoc #t~ret1338.base, #t~ret1338.offset; [2025-03-17 09:52:19,853 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13513: havoc #t~nondet1340; [2025-03-17 09:52:19,876 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13457: havoc #t~nondet1329; [2025-03-17 09:52:19,878 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13314: havoc #t~nondet1311; [2025-03-17 09:52:20,027 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5609: havoc #t~mem95.base, #t~mem95.offset; [2025-03-17 09:52:20,032 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13453: havoc #t~nondet1328; [2025-03-17 09:52:20,149 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6009: havoc #t~bitwise245; [2025-03-17 09:52:20,285 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13468: havoc netpoll_trap_#t~nondet1331#1; [2025-03-17 09:52:20,327 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5261: havoc #t~mem0;havoc #t~bitwise1; [2025-03-17 09:52:20,336 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13521: havoc regulator_bulk_disable_#t~nondet1342#1; [2025-03-17 09:52:20,447 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5980: havoc #t~bitwise229; [2025-03-17 09:52:20,460 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5255: #res := 1; [2025-03-17 09:52:20,617 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5806: havoc is_multicast_ether_addr_#t~mem152#1; [2025-03-17 09:52:20,617 INFO L1322 $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; [2025-03-17 09:52:20,640 INFO L1322 $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; [2025-03-17 09:52:20,769 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5420: havoc #t~mem57#1.base, #t~mem57#1.offset; [2025-03-17 09:52:20,769 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5378: havoc kobject_name_#t~mem46#1.base, kobject_name_#t~mem46#1.offset; [2025-03-17 09:52:20,776 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13509: havoc #t~ret1339.base, #t~ret1339.offset; [2025-03-17 09:52:20,782 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5369: havoc #t~mem36;havoc #t~mem37; [2025-03-17 09:52:28,615 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8694: havoc smsc911x_ethtool_getmsglevel_#t~mem875#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7510: havoc smsc911x_tx_get_txstatcount_#t~bitwise596#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12797-1: ldv___platform_driver_register_23_#res#1 := ldv___platform_driver_register_23_~ldv_func_res~3#1; [2025-03-17 09:52:28,616 INFO L1322 $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; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L-1: #t~ret1351#1 := main_#res#1;havoc main_#t~ret1104#1, main_~tmp~95#1;assume { :end_inline_main } true; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13479: havoc phy_ethtool_gset_#t~nondet1333#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13483: havoc phy_ethtool_sset_#t~nondet1334#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9982-1: ldv___platform_driver_register_#res#1 := ldv___platform_driver_register_~arg0#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13353: havoc eth_change_mtu_#t~nondet1316#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13490: havoc phy_mii_ioctl_#t~nondet1336#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13295: havoc __platform_driver_register_#t~nondet1309#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13368: havoc ethtool_op_get_link_#t~nondet1319#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L13372: havoc ethtool_op_get_ts_info_#t~nondet1320#1; [2025-03-17 09:52:28,616 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-17 09:52:29,442 INFO L? ?]: Removed 2610 outVars from TransFormulas that were not future-live. [2025-03-17 09:52:29,442 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 09:52:29,566 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 09:52:29,566 INFO L336 CfgBuilder]: Removed 7 assume(true) statements. [2025-03-17 09:52:29,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:52:29 BoogieIcfgContainer [2025-03-17 09:52:29,566 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 09:52:29,568 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 09:52:29,568 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 09:52:29,571 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 09:52:29,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 09:52:11" (1/3) ... [2025-03-17 09:52:29,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d2a2cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:52:29, skipping insertion in model container [2025-03-17 09:52:29,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:52:15" (2/3) ... [2025-03-17 09:52:29,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d2a2cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:52:29, skipping insertion in model container [2025-03-17 09:52:29,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:52:29" (3/3) ... [2025-03-17 09:52:29,574 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-03-17 09:52:29,589 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 09:52:29,592 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, 2912 locations, 1 initial locations, 25 loop locations, and 1 error locations. [2025-03-17 09:52:29,679 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 09:52:29,687 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;@3c45d378, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 09:52:29,687 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 09:52:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 2847 states, 1980 states have (on average 1.3429292929292929) internal successors, (2659), 2016 states have internal predecessors, (2659), 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) [2025-03-17 09:52:29,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2025-03-17 09:52:29,715 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:52:29,716 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] [2025-03-17 09:52:29,716 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] === [2025-03-17 09:52:29,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:52:29,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1621246263, now seen corresponding path program 1 times [2025-03-17 09:52:29,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:52:29,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211260761] [2025-03-17 09:52:29,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:52:29,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:52:32,179 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 233 statements into 1 equivalence classes. [2025-03-17 09:52:32,416 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 233 of 233 statements. [2025-03-17 09:52:32,417 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:52:32,417 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:52:32,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-03-17 09:52:32,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:52:32,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211260761] [2025-03-17 09:52:32,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211260761] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:52:32,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:52:32,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:52:32,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049513516] [2025-03-17 09:52:32,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:52:32,994 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:52:32,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:52:33,009 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:52:33,010 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:52:33,017 INFO L87 Difference]: Start difference. First operand has 2847 states, 1980 states have (on average 1.3429292929292929) internal successors, (2659), 2016 states have internal predecessors, (2659), 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 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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) [2025-03-17 09:52:37,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 09:52:39,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:52:39,115 INFO L93 Difference]: Finished difference Result 8372 states and 12669 transitions. [2025-03-17 09:52:39,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:52:39,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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 233 [2025-03-17 09:52:39,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:52:39,176 INFO L225 Difference]: With dead ends: 8372 [2025-03-17 09:52:39,176 INFO L226 Difference]: Without dead ends: 5547 [2025-03-17 09:52:39,209 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 [2025-03-17 09:52:39,211 INFO L435 NwaCegarLoop]: 3988 mSDtfsCounter, 3965 mSDsluCounter, 3923 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3965 SdHoareTripleChecker+Valid, 7911 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2025-03-17 09:52:39,212 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3965 Valid, 7911 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 264 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2025-03-17 09:52:39,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5547 states. [2025-03-17 09:52:39,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5547 to 5547. [2025-03-17 09:52:39,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5547 states, 3881 states have (on average 1.3207936098943571) internal successors, (5126), 3950 states have internal predecessors, (5126), 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) [2025-03-17 09:52:39,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5547 states to 5547 states and 7996 transitions. [2025-03-17 09:52:39,593 INFO L78 Accepts]: Start accepts. Automaton has 5547 states and 7996 transitions. Word has length 233 [2025-03-17 09:52:39,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:52:39,594 INFO L471 AbstractCegarLoop]: Abstraction has 5547 states and 7996 transitions. [2025-03-17 09:52:39,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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) [2025-03-17 09:52:39,595 INFO L276 IsEmpty]: Start isEmpty. Operand 5547 states and 7996 transitions. [2025-03-17 09:52:39,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2025-03-17 09:52:39,614 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:52:39,615 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] [2025-03-17 09:52:39,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 09:52:39,615 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] === [2025-03-17 09:52:39,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:52:39,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1092841055, now seen corresponding path program 1 times [2025-03-17 09:52:39,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:52:39,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64808356] [2025-03-17 09:52:39,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:52:39,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:52:41,525 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 286 statements into 1 equivalence classes. [2025-03-17 09:52:41,591 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 286 of 286 statements. [2025-03-17 09:52:41,591 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:52:41,591 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:52:41,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2025-03-17 09:52:41,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:52:41,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64808356] [2025-03-17 09:52:41,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64808356] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:52:41,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:52:41,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:52:41,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710943268] [2025-03-17 09:52:41,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:52:41,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:52:41,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:52:41,829 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:52:41,829 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:52:41,832 INFO L87 Difference]: Start difference. First operand 5547 states and 7996 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2025-03-17 09:52:45,868 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 [] [2025-03-17 09:52:48,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:52:48,478 INFO L93 Difference]: Finished difference Result 11066 states and 15948 transitions. [2025-03-17 09:52:48,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:52:48,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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 286 [2025-03-17 09:52:48,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:52:48,543 INFO L225 Difference]: With dead ends: 11066 [2025-03-17 09:52:48,544 INFO L226 Difference]: Without dead ends: 8275 [2025-03-17 09:52:48,566 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 [2025-03-17 09:52:48,567 INFO L435 NwaCegarLoop]: 7750 mSDtfsCounter, 3926 mSDsluCounter, 3919 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3926 SdHoareTripleChecker+Valid, 11669 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2025-03-17 09:52:48,568 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3926 Valid, 11669 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 381 Invalid, 1 Unknown, 0 Unchecked, 6.4s Time] [2025-03-17 09:52:48,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8275 states. [2025-03-17 09:52:48,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8275 to 8275. [2025-03-17 09:52:48,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8275 states, 5798 states have (on average 1.321145222490514) internal successors, (7660), 5900 states have internal predecessors, (7660), 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) [2025-03-17 09:52:48,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8275 states to 8275 states and 11926 transitions. [2025-03-17 09:52:48,916 INFO L78 Accepts]: Start accepts. Automaton has 8275 states and 11926 transitions. Word has length 286 [2025-03-17 09:52:48,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:52:48,918 INFO L471 AbstractCegarLoop]: Abstraction has 8275 states and 11926 transitions. [2025-03-17 09:52:48,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2025-03-17 09:52:48,919 INFO L276 IsEmpty]: Start isEmpty. Operand 8275 states and 11926 transitions. [2025-03-17 09:52:48,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2025-03-17 09:52:48,930 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:52:48,930 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] [2025-03-17 09:52:48,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 09:52:48,930 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] === [2025-03-17 09:52:48,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:52:48,931 INFO L85 PathProgramCache]: Analyzing trace with hash -984368288, now seen corresponding path program 1 times [2025-03-17 09:52:48,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:52:48,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597026160] [2025-03-17 09:52:48,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:52:48,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:52:51,133 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 286 statements into 1 equivalence classes. [2025-03-17 09:52:51,199 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 286 of 286 statements. [2025-03-17 09:52:51,200 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:52:51,200 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:52:52,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2025-03-17 09:52:52,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:52:52,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597026160] [2025-03-17 09:52:52,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597026160] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:52:52,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:52:52,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 09:52:52,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821277181] [2025-03-17 09:52:52,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:52:52,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 09:52:52,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:52:52,268 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 09:52:52,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-17 09:52:52,268 INFO L87 Difference]: Start difference. First operand 8275 states and 11926 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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) [2025-03-17 09:52:54,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:52:54,670 INFO L93 Difference]: Finished difference Result 8281 states and 11931 transitions. [2025-03-17 09:52:54,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 09:52:54,671 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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 286 [2025-03-17 09:52:54,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:52:54,720 INFO L225 Difference]: With dead ends: 8281 [2025-03-17 09:52:54,720 INFO L226 Difference]: Without dead ends: 8277 [2025-03-17 09:52:54,725 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 [2025-03-17 09:52:54,726 INFO L435 NwaCegarLoop]: 3943 mSDtfsCounter, 4001 mSDsluCounter, 7883 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4002 SdHoareTripleChecker+Valid, 11826 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2025-03-17 09:52:54,726 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4002 Valid, 11826 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2025-03-17 09:52:54,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8277 states. [2025-03-17 09:52:54,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8277 to 8277. [2025-03-17 09:52:54,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8277 states, 5800 states have (on average 1.3208620689655173) internal successors, (7661), 5901 states have internal predecessors, (7661), 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) [2025-03-17 09:52:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8277 states to 8277 states and 11927 transitions. [2025-03-17 09:52:55,006 INFO L78 Accepts]: Start accepts. Automaton has 8277 states and 11927 transitions. Word has length 286 [2025-03-17 09:52:55,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:52:55,009 INFO L471 AbstractCegarLoop]: Abstraction has 8277 states and 11927 transitions. [2025-03-17 09:52:55,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 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) [2025-03-17 09:52:55,010 INFO L276 IsEmpty]: Start isEmpty. Operand 8277 states and 11927 transitions. [2025-03-17 09:52:55,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2025-03-17 09:52:55,023 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:52:55,024 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] [2025-03-17 09:52:55,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 09:52:55,024 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] === [2025-03-17 09:52:55,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:52:55,025 INFO L85 PathProgramCache]: Analyzing trace with hash -997417051, now seen corresponding path program 1 times [2025-03-17 09:52:55,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:52:55,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212571822] [2025-03-17 09:52:55,025 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:52:55,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:52:57,100 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 291 statements into 1 equivalence classes. [2025-03-17 09:52:57,211 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 291 of 291 statements. [2025-03-17 09:52:57,212 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:52:57,212 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:52:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1821 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2025-03-17 09:52:57,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:52:57,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212571822] [2025-03-17 09:52:57,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212571822] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:52:57,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:52:57,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 09:52:57,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275451392] [2025-03-17 09:52:57,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:52:57,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 09:52:57,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:52:57,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 09:52:57,951 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-17 09:52:57,951 INFO L87 Difference]: Start difference. First operand 8277 states and 11927 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2025-03-17 09:53:01,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:53:01,098 INFO L93 Difference]: Finished difference Result 16515 states and 23940 transitions. [2025-03-17 09:53:01,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 09:53:01,098 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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 291 [2025-03-17 09:53:01,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:53:01,232 INFO L225 Difference]: With dead ends: 16515 [2025-03-17 09:53:01,232 INFO L226 Difference]: Without dead ends: 16491 [2025-03-17 09:53:01,248 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 [2025-03-17 09:53:01,249 INFO L435 NwaCegarLoop]: 4106 mSDtfsCounter, 4018 mSDsluCounter, 12090 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4018 SdHoareTripleChecker+Valid, 16196 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2025-03-17 09:53:01,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4018 Valid, 16196 Invalid, 497 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2025-03-17 09:53:01,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16491 states. [2025-03-17 09:53:01,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16491 to 16491. [2025-03-17 09:53:01,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16491 states, 11570 states have (on average 1.3214347450302506) internal successors, (15289), 11770 states have internal predecessors, (15289), 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) [2025-03-17 09:53:02,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16491 states to 16491 states and 23909 transitions. [2025-03-17 09:53:02,128 INFO L78 Accepts]: Start accepts. Automaton has 16491 states and 23909 transitions. Word has length 291 [2025-03-17 09:53:02,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:53:02,132 INFO L471 AbstractCegarLoop]: Abstraction has 16491 states and 23909 transitions. [2025-03-17 09:53:02,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2025-03-17 09:53:02,133 INFO L276 IsEmpty]: Start isEmpty. Operand 16491 states and 23909 transitions. [2025-03-17 09:53:02,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2025-03-17 09:53:02,206 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:53:02,206 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, 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] [2025-03-17 09:53:02,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 09:53:02,207 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] === [2025-03-17 09:53:02,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:53:02,208 INFO L85 PathProgramCache]: Analyzing trace with hash 963951770, now seen corresponding path program 1 times [2025-03-17 09:53:02,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:53:02,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874525994] [2025-03-17 09:53:02,208 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:53:02,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:53:04,371 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 617 statements into 1 equivalence classes. [2025-03-17 09:53:04,446 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 617 of 617 statements. [2025-03-17 09:53:04,446 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:53:04,446 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:53:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 3450 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3442 trivial. 0 not checked. [2025-03-17 09:53:04,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:53:04,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874525994] [2025-03-17 09:53:04,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874525994] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:53:04,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:53:04,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:53:04,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922531803] [2025-03-17 09:53:04,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:53:04,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:53:04,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:53:04,871 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:53:04,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:53:04,872 INFO L87 Difference]: Start difference. First operand 16491 states and 23909 transitions. Second operand has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 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) [2025-03-17 09:53:08,901 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 [] [2025-03-17 09:53:11,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:53:11,962 INFO L93 Difference]: Finished difference Result 48117 states and 69664 transitions. [2025-03-17 09:53:11,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:53:11,962 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 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 617 [2025-03-17 09:53:11,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:53:12,111 INFO L225 Difference]: With dead ends: 48117 [2025-03-17 09:53:12,112 INFO L226 Difference]: Without dead ends: 31665 [2025-03-17 09:53:12,185 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 [2025-03-17 09:53:12,186 INFO L435 NwaCegarLoop]: 5057 mSDtfsCounter, 3641 mSDsluCounter, 3852 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3641 SdHoareTripleChecker+Valid, 8909 SdHoareTripleChecker+Invalid, 427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2025-03-17 09:53:12,187 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3641 Valid, 8909 Invalid, 427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 395 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2025-03-17 09:53:12,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31665 states. [2025-03-17 09:53:13,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31665 to 31640. [2025-03-17 09:53:13,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31640 states, 22172 states have (on average 1.3162547357026881) internal successors, (29184), 22567 states have internal predecessors, (29184), 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) [2025-03-17 09:53:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31640 states to 31640 states and 45615 transitions. [2025-03-17 09:53:13,553 INFO L78 Accepts]: Start accepts. Automaton has 31640 states and 45615 transitions. Word has length 617 [2025-03-17 09:53:13,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:53:13,554 INFO L471 AbstractCegarLoop]: Abstraction has 31640 states and 45615 transitions. [2025-03-17 09:53:13,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 3 states have internal predecessors, (206), 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) [2025-03-17 09:53:13,554 INFO L276 IsEmpty]: Start isEmpty. Operand 31640 states and 45615 transitions. [2025-03-17 09:53:13,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2025-03-17 09:53:13,703 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:53:13,703 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, 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] [2025-03-17 09:53:13,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 09:53:13,704 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] === [2025-03-17 09:53:13,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:53:13,705 INFO L85 PathProgramCache]: Analyzing trace with hash -204036521, now seen corresponding path program 1 times [2025-03-17 09:53:13,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:53:13,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110714151] [2025-03-17 09:53:13,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:53:13,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:53:15,898 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 613 statements into 1 equivalence classes. [2025-03-17 09:53:15,962 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 613 of 613 statements. [2025-03-17 09:53:15,963 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:53:15,963 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:53:16,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3603 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3595 trivial. 0 not checked. [2025-03-17 09:53:16,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:53:16,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110714151] [2025-03-17 09:53:16,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110714151] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:53:16,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:53:16,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:53:16,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971307966] [2025-03-17 09:53:16,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:53:16,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:53:16,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:53:16,351 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:53:16,352 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:53:16,352 INFO L87 Difference]: Start difference. First operand 31640 states and 45615 transitions. Second operand has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 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) [2025-03-17 09:53:20,381 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 [] [2025-03-17 09:53:23,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:53:23,341 INFO L93 Difference]: Finished difference Result 70793 states and 101947 transitions. [2025-03-17 09:53:23,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:53:23,342 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 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 613 [2025-03-17 09:53:23,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:53:23,523 INFO L225 Difference]: With dead ends: 70793 [2025-03-17 09:53:23,523 INFO L226 Difference]: Without dead ends: 39192 [2025-03-17 09:53:23,620 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 [2025-03-17 09:53:23,621 INFO L435 NwaCegarLoop]: 5813 mSDtfsCounter, 3907 mSDsluCounter, 3892 mSDsCounter, 0 mSdLazyCounter, 338 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3907 SdHoareTripleChecker+Valid, 9705 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 338 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2025-03-17 09:53:23,621 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3907 Valid, 9705 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 338 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2025-03-17 09:53:23,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39192 states. [2025-03-17 09:53:24,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39192 to 39175. [2025-03-17 09:53:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39175 states, 27699 states have (on average 1.3184591501498248) internal successors, (36520), 28201 states have internal predecessors, (36520), 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) [2025-03-17 09:53:25,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39175 states to 39175 states and 56266 transitions. [2025-03-17 09:53:25,173 INFO L78 Accepts]: Start accepts. Automaton has 39175 states and 56266 transitions. Word has length 613 [2025-03-17 09:53:25,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:53:25,174 INFO L471 AbstractCegarLoop]: Abstraction has 39175 states and 56266 transitions. [2025-03-17 09:53:25,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 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) [2025-03-17 09:53:25,175 INFO L276 IsEmpty]: Start isEmpty. Operand 39175 states and 56266 transitions. [2025-03-17 09:53:25,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 620 [2025-03-17 09:53:25,261 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:53:25,261 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, 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] [2025-03-17 09:53:25,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 09:53:25,261 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] === [2025-03-17 09:53:25,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:53:25,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1983938254, now seen corresponding path program 1 times [2025-03-17 09:53:25,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:53:25,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044721343] [2025-03-17 09:53:25,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:53:25,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms