./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e39e696c5e305296de875398d473db79ec0ee86b7358a54d4e1019e138b3a6ae --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:49:24,814 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:49:24,866 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:49:24,872 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:49:24,874 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:49:24,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:49:24,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:49:24,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:49:24,898 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:49:24,898 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:49:24,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:49:24,899 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:49:24,899 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:49:24,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:49:24,900 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:49:24,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:49:24,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:49:24,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:49:24,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:49:24,901 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:49:24,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:49:24,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:49:24,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:49:24,902 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:49:24,903 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:49:24,903 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:49:24,903 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:49:24,903 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e39e696c5e305296de875398d473db79ec0ee86b7358a54d4e1019e138b3a6ae [2025-01-09 19:49:25,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:49:25,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:49:25,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:49:25,115 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:49:25,116 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:49:25,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2025-01-09 19:49:26,326 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a680031dc/ee496aa646fa47279a1eb3ff4c23c4f7/FLAG097f61463 [2025-01-09 19:49:26,923 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:49:26,924 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2025-01-09 19:49:26,972 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a680031dc/ee496aa646fa47279a1eb3ff4c23c4f7/FLAG097f61463 [2025-01-09 19:49:27,400 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a680031dc/ee496aa646fa47279a1eb3ff4c23c4f7 [2025-01-09 19:49:27,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:49:27,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:49:27,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:49:27,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:49:27,408 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:49:27,409 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:49:27" (1/1) ... [2025-01-09 19:49:27,409 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24eea893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:27, skipping insertion in model container [2025-01-09 19:49:27,410 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:49:27" (1/1) ... [2025-01-09 19:49:27,495 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:49:29,321 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373299,373312] [2025-01-09 19:49:29,324 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373446,373459] [2025-01-09 19:49:29,325 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373585,373598] [2025-01-09 19:49:29,326 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373743,373756] [2025-01-09 19:49:29,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:49:29,419 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:49:29,512 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"); [5343] [2025-01-09 19:49:29,515 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)); [5350] [2025-01-09 19:49:29,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5357] [2025-01-09 19:49:29,518 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5436-5437] [2025-01-09 19:49:29,519 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5442-5444] [2025-01-09 19:49:29,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5582] [2025-01-09 19:49:29,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5596] [2025-01-09 19:49:29,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5604] [2025-01-09 19:49:29,525 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/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5696-5697] [2025-01-09 19:49:29,528 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/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5730-5731] [2025-01-09 19:49:29,531 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/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5767-5768] [2025-01-09 19:49:29,532 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/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5804-5805] [2025-01-09 19:49:29,541 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)); [6151-6152] [2025-01-09 19:49:29,541 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6158] [2025-01-09 19:49:29,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6400] [2025-01-09 19:49:29,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6403] [2025-01-09 19:49:29,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6406] [2025-01-09 19:49:29,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6409] [2025-01-09 19:49:29,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6440] [2025-01-09 19:49:29,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6443] [2025-01-09 19:49:29,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6446] [2025-01-09 19:49:29,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6449] [2025-01-09 19:49:29,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6480] [2025-01-09 19:49:29,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6483] [2025-01-09 19:49:29,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6486] [2025-01-09 19:49:29,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6489] [2025-01-09 19:49:29,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6520] [2025-01-09 19:49:29,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6523] [2025-01-09 19:49:29,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6526] [2025-01-09 19:49:29,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6529] [2025-01-09 19:49:29,560 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6973] [2025-01-09 19:49:29,577 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7387] [2025-01-09 19:49:29,607 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8060] [2025-01-09 19:49:29,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8079] [2025-01-09 19:49:29,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8092] [2025-01-09 19:49:29,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8097] [2025-01-09 19:49:29,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8110] [2025-01-09 19:49:29,613 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8122] [2025-01-09 19:49:29,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8648] [2025-01-09 19:49:29,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8650] [2025-01-09 19:49:29,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8697] [2025-01-09 19:49:29,763 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373299,373312] [2025-01-09 19:49:29,764 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373446,373459] [2025-01-09 19:49:29,764 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373585,373598] [2025-01-09 19:49:29,764 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i[373743,373756] [2025-01-09 19:49:29,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:49:29,952 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:49:29,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29 WrapperNode [2025-01-09 19:49:29,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:49:29,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:49:29,954 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:49:29,954 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:49:29,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:30,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:30,250 INFO L138 Inliner]: procedures = 469, calls = 3237, calls flagged for inlining = 278, calls inlined = 250, statements flattened = 6991 [2025-01-09 19:49:30,251 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:49:30,251 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:49:30,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:49:30,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:49:30,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:30,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:30,295 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:31,276 INFO L175 MemorySlicer]: Split 1805 memory accesses to 23 slices as follows [5, 51, 10, 5, 2, 42, 40, 2, 11, 53, 981, 4, 3, 5, 8, 2, 562, 1, 7, 2, 6, 1, 2]. 54 percent of accesses are in the largest equivalence class. The 1040 initializations are split as follows [0, 0, 8, 0, 0, 0, 0, 0, 11, 0, 981, 4, 1, 5, 8, 0, 6, 0, 7, 0, 6, 1, 2]. The 405 writes are split as follows [2, 51, 0, 2, 1, 36, 0, 1, 0, 42, 0, 0, 0, 0, 0, 1, 268, 0, 0, 1, 0, 0, 0]. [2025-01-09 19:49:31,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:31,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:31,386 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:31,398 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:31,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:31,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:31,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:31,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:49:31,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:49:31,529 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:49:31,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:49:31,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (1/1) ... [2025-01-09 19:49:31,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:49:31,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:49:31,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:49:31,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:49:31,591 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 19:49:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 19:49:31,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:49:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:49:31,592 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-01-09 19:49:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-01-09 19:49:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 19:49:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 19:49:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:49:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:49:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-01-09 19:49:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-01-09 19:49:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2025-01-09 19:49:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2025-01-09 19:49:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-01-09 19:49:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-01-09 19:49:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 19:49:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 19:49:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2025-01-09 19:49:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:49:31,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:49:31,595 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-01-09 19:49:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2025-01-09 19:49:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2025-01-09 19:49:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2025-01-09 19:49:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 19:49:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 19:49:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2025-01-09 19:49:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:49:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 19:49:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 19:49:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-01-09 19:49:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2025-01-09 19:49:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2025-01-09 19:49:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 19:49:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-01-09 19:49:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2025-01-09 19:49:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2025-01-09 19:49:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:49:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 19:49:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-01-09 19:49:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-01-09 19:49:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-01-09 19:49:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2025-01-09 19:49:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 19:49:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:49:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 19:49:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2025-01-09 19:49:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2025-01-09 19:49:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:49:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2025-01-09 19:49:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2025-01-09 19:49:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:49:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2025-01-09 19:49:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2025-01-09 19:49:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2025-01-09 19:49:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2025-01-09 19:49:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2025-01-09 19:49:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2025-01-09 19:49:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2025-01-09 19:49:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-01-09 19:49:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:49:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-01-09 19:49:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-01-09 19:49:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-01-09 19:49:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2025-01-09 19:49:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2025-01-09 19:49:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2025-01-09 19:49:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 19:49:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 19:49:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 19:49:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 19:49:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 19:49:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 19:49:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 19:49:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 19:49:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-01-09 19:49:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-01-09 19:49:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2025-01-09 19:49:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:49:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:49:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2025-01-09 19:49:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2025-01-09 19:49:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 19:49:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2025-01-09 19:49:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2025-01-09 19:49:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2025-01-09 19:49:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 19:49:31,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 19:49:32,330 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:49:32,333 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:49:32,360 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:49:46,527 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 19:49:47,249 INFO L? ?]: Removed 2864 outVars from TransFormulas that were not future-live. [2025-01-09 19:49:47,250 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:49:47,296 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:49:47,296 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2025-01-09 19:49:47,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:49:47 BoogieIcfgContainer [2025-01-09 19:49:47,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:49:47,298 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:49:47,298 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:49:47,301 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:49:47,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:49:27" (1/3) ... [2025-01-09 19:49:47,302 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2e5922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:49:47, skipping insertion in model container [2025-01-09 19:49:47,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:49:29" (2/3) ... [2025-01-09 19:49:47,302 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2e5922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:49:47, skipping insertion in model container [2025-01-09 19:49:47,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:49:47" (3/3) ... [2025-01-09 19:49:47,307 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i [2025-01-09 19:49:47,316 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:49:47,321 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-via-via-rhine.cil.i that has 152 procedures, 2630 locations, 1 initial locations, 23 loop locations, and 2 error locations. [2025-01-09 19:49:47,427 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:49:47,436 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;@3d21df8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:49:47,439 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-01-09 19:49:47,452 INFO L276 IsEmpty]: Start isEmpty. Operand has 2544 states, 1803 states have (on average 1.3155851358846367) internal successors, (2372), 1850 states have internal predecessors, (2372), 611 states have call successors, (611), 130 states have call predecessors, (611), 129 states have return successors, (602), 591 states have call predecessors, (602), 602 states have call successors, (602) [2025-01-09 19:49:47,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-01-09 19:49:47,469 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:49:47,470 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:49:47,470 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:49:47,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:49:47,474 INFO L85 PathProgramCache]: Analyzing trace with hash 682955970, now seen corresponding path program 1 times [2025-01-09 19:49:47,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:49:47,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797024349] [2025-01-09 19:49:47,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:49:47,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:49:53,152 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-01-09 19:49:53,505 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-01-09 19:49:53,506 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:49:53,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:49:54,187 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2025-01-09 19:49:54,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:49:54,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797024349] [2025-01-09 19:49:54,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797024349] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:49:54,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:49:54,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:49:54,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040890808] [2025-01-09 19:49:54,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:49:54,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:49:54,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:49:54,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:49:54,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:49:54,214 INFO L87 Difference]: Start difference. First operand has 2544 states, 1803 states have (on average 1.3155851358846367) internal successors, (2372), 1850 states have internal predecessors, (2372), 611 states have call successors, (611), 130 states have call predecessors, (611), 129 states have return successors, (602), 591 states have call predecessors, (602), 602 states have call successors, (602) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2025-01-09 19:49:58,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:49:59,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:49:59,604 INFO L93 Difference]: Finished difference Result 7402 states and 10599 transitions. [2025-01-09 19:49:59,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:49:59,606 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 183 [2025-01-09 19:49:59,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:49:59,704 INFO L225 Difference]: With dead ends: 7402 [2025-01-09 19:49:59,705 INFO L226 Difference]: Without dead ends: 4877 [2025-01-09 19:49:59,743 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:49:59,748 INFO L435 NwaCegarLoop]: 3516 mSDtfsCounter, 3368 mSDsluCounter, 3427 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3368 SdHoareTripleChecker+Valid, 6943 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2025-01-09 19:49:59,750 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3368 Valid, 6943 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2025-01-09 19:49:59,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4877 states. [2025-01-09 19:50:00,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4877 to 4875. [2025-01-09 19:50:00,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4875 states, 3465 states have (on average 1.2949494949494949) internal successors, (4487), 3548 states have internal predecessors, (4487), 1155 states have call successors, (1155), 254 states have call predecessors, (1155), 253 states have return successors, (1152), 1130 states have call predecessors, (1152), 1152 states have call successors, (1152) [2025-01-09 19:50:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 4875 states and 6794 transitions. [2025-01-09 19:50:00,349 INFO L78 Accepts]: Start accepts. Automaton has 4875 states and 6794 transitions. Word has length 183 [2025-01-09 19:50:00,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:50:00,351 INFO L471 AbstractCegarLoop]: Abstraction has 4875 states and 6794 transitions. [2025-01-09 19:50:00,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2025-01-09 19:50:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 4875 states and 6794 transitions. [2025-01-09 19:50:00,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2025-01-09 19:50:00,371 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:50:00,371 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:50:00,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 19:50:00,371 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:50:00,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:50:00,373 INFO L85 PathProgramCache]: Analyzing trace with hash 778991274, now seen corresponding path program 1 times [2025-01-09 19:50:00,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:50:00,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508324278] [2025-01-09 19:50:00,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:50:00,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:50:05,770 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 204 statements into 1 equivalence classes. [2025-01-09 19:50:05,849 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 204 of 204 statements. [2025-01-09 19:50:05,849 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:50:05,849 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:50:06,409 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2025-01-09 19:50:06,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:50:06,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508324278] [2025-01-09 19:50:06,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508324278] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:50:06,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:50:06,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:50:06,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880742196] [2025-01-09 19:50:06,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:50:06,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:50:06,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:50:06,413 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:50:06,413 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:50:06,413 INFO L87 Difference]: Start difference. First operand 4875 states and 6794 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2025-01-09 19:50:10,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:50:11,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:50:11,955 INFO L93 Difference]: Finished difference Result 11440 states and 15903 transitions. [2025-01-09 19:50:11,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:50:11,956 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 204 [2025-01-09 19:50:11,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:50:11,992 INFO L225 Difference]: With dead ends: 11440 [2025-01-09 19:50:11,992 INFO L226 Difference]: Without dead ends: 6598 [2025-01-09 19:50:12,006 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:50:12,007 INFO L435 NwaCegarLoop]: 3546 mSDtfsCounter, 2856 mSDsluCounter, 3407 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2856 SdHoareTripleChecker+Valid, 6953 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:50:12,007 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2856 Valid, 6953 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-01-09 19:50:12,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6598 states. [2025-01-09 19:50:12,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6598 to 6589. [2025-01-09 19:50:12,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6589 states, 4678 states have (on average 1.2894399315946985) internal successors, (6032), 4791 states have internal predecessors, (6032), 1544 states have call successors, (1544), 367 states have call predecessors, (1544), 365 states have return successors, (1541), 1505 states have call predecessors, (1541), 1541 states have call successors, (1541) [2025-01-09 19:50:12,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6589 states to 6589 states and 9117 transitions. [2025-01-09 19:50:12,202 INFO L78 Accepts]: Start accepts. Automaton has 6589 states and 9117 transitions. Word has length 204 [2025-01-09 19:50:12,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:50:12,204 INFO L471 AbstractCegarLoop]: Abstraction has 6589 states and 9117 transitions. [2025-01-09 19:50:12,204 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2025-01-09 19:50:12,204 INFO L276 IsEmpty]: Start isEmpty. Operand 6589 states and 9117 transitions. [2025-01-09 19:50:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-01-09 19:50:12,211 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:50:12,211 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 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] [2025-01-09 19:50:12,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:50:12,212 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:50:12,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:50:12,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1770860343, now seen corresponding path program 1 times [2025-01-09 19:50:12,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:50:12,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428980805] [2025-01-09 19:50:12,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:50:12,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:50:17,827 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-01-09 19:50:17,892 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-01-09 19:50:17,892 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:50:17,892 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:50:18,259 INFO L134 CoverageAnalysis]: Checked inductivity of 865 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2025-01-09 19:50:18,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:50:18,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428980805] [2025-01-09 19:50:18,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428980805] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:50:18,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:50:18,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:50:18,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16009102] [2025-01-09 19:50:18,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:50:18,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:50:18,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:50:18,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:50:18,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:50:18,262 INFO L87 Difference]: Start difference. First operand 6589 states and 9117 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-01-09 19:50:22,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:50:23,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:50:23,548 INFO L93 Difference]: Finished difference Result 17462 states and 24168 transitions. [2025-01-09 19:50:23,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:50:23,548 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 215 [2025-01-09 19:50:23,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:50:23,609 INFO L225 Difference]: With dead ends: 17462 [2025-01-09 19:50:23,609 INFO L226 Difference]: Without dead ends: 10906 [2025-01-09 19:50:23,635 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:50:23,637 INFO L435 NwaCegarLoop]: 3487 mSDtfsCounter, 3306 mSDsluCounter, 3430 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3306 SdHoareTripleChecker+Valid, 6917 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2025-01-09 19:50:23,638 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3306 Valid, 6917 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 52 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-01-09 19:50:23,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10906 states. [2025-01-09 19:50:23,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10906 to 10893. [2025-01-09 19:50:23,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10893 states, 7745 states have (on average 1.2883150419625564) internal successors, (9978), 7942 states have internal predecessors, (9978), 2541 states have call successors, (2541), 608 states have call predecessors, (2541), 605 states have return successors, (2538), 2469 states have call predecessors, (2538), 2538 states have call successors, (2538) [2025-01-09 19:50:23,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10893 states to 10893 states and 15057 transitions. [2025-01-09 19:50:23,991 INFO L78 Accepts]: Start accepts. Automaton has 10893 states and 15057 transitions. Word has length 215 [2025-01-09 19:50:23,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:50:23,992 INFO L471 AbstractCegarLoop]: Abstraction has 10893 states and 15057 transitions. [2025-01-09 19:50:23,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2025-01-09 19:50:23,993 INFO L276 IsEmpty]: Start isEmpty. Operand 10893 states and 15057 transitions. [2025-01-09 19:50:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2025-01-09 19:50:24,002 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:50:24,002 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 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] [2025-01-09 19:50:24,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:50:24,003 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:50:24,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:50:24,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1354079795, now seen corresponding path program 1 times [2025-01-09 19:50:24,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:50:24,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259895429] [2025-01-09 19:50:24,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:50:24,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:50:29,300 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 250 statements into 1 equivalence classes. [2025-01-09 19:50:29,370 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 250 of 250 statements. [2025-01-09 19:50:29,370 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:50:29,370 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:50:29,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2025-01-09 19:50:29,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:50:29,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259895429] [2025-01-09 19:50:29,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259895429] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:50:29,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:50:29,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:50:29,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012795761] [2025-01-09 19:50:29,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:50:29,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:50:29,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:50:29,644 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:50:29,644 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:50:29,647 INFO L87 Difference]: Start difference. First operand 10893 states and 15057 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2025-01-09 19:50:33,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:50:34,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:50:34,928 INFO L93 Difference]: Finished difference Result 28470 states and 39397 transitions. [2025-01-09 19:50:34,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:50:34,929 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 250 [2025-01-09 19:50:34,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:50:35,036 INFO L225 Difference]: With dead ends: 28470 [2025-01-09 19:50:35,037 INFO L226 Difference]: Without dead ends: 19521 [2025-01-09 19:50:35,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:50:35,075 INFO L435 NwaCegarLoop]: 6393 mSDtfsCounter, 3311 mSDsluCounter, 3444 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3311 SdHoareTripleChecker+Valid, 9837 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:50:35,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3311 Valid, 9837 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 32 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-01-09 19:50:35,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19521 states. [2025-01-09 19:50:35,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19521 to 19519. [2025-01-09 19:50:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19519 states, 13897 states have (on average 1.2893430236741743) internal successors, (17918), 14240 states have internal predecessors, (17918), 4536 states have call successors, (4536), 1087 states have call predecessors, (4536), 1084 states have return successors, (4533), 4422 states have call predecessors, (4533), 4533 states have call successors, (4533) [2025-01-09 19:50:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19519 states to 19519 states and 26987 transitions. [2025-01-09 19:50:35,603 INFO L78 Accepts]: Start accepts. Automaton has 19519 states and 26987 transitions. Word has length 250 [2025-01-09 19:50:35,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:50:35,604 INFO L471 AbstractCegarLoop]: Abstraction has 19519 states and 26987 transitions. [2025-01-09 19:50:35,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2025-01-09 19:50:35,604 INFO L276 IsEmpty]: Start isEmpty. Operand 19519 states and 26987 transitions. [2025-01-09 19:50:35,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2025-01-09 19:50:35,614 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:50:35,614 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 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] [2025-01-09 19:50:35,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:50:35,615 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:50:35,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:50:35,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1416119409, now seen corresponding path program 1 times [2025-01-09 19:50:35,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:50:35,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403001585] [2025-01-09 19:50:35,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:50:35,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:50:41,193 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 250 statements into 1 equivalence classes. [2025-01-09 19:50:41,267 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 250 of 250 statements. [2025-01-09 19:50:41,267 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:50:41,267 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:50:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2025-01-09 19:50:42,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:50:42,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403001585] [2025-01-09 19:50:42,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403001585] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:50:42,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:50:42,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 19:50:42,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273704218] [2025-01-09 19:50:42,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:50:42,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 19:50:42,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:50:42,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 19:50:42,115 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 19:50:42,116 INFO L87 Difference]: Start difference. First operand 19519 states and 26987 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-01-09 19:50:42,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:50:42,563 INFO L93 Difference]: Finished difference Result 19519 states and 26987 transitions. [2025-01-09 19:50:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 19:50:42,564 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 250 [2025-01-09 19:50:42,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:50:42,652 INFO L225 Difference]: With dead ends: 19519 [2025-01-09 19:50:42,652 INFO L226 Difference]: Without dead ends: 19464 [2025-01-09 19:50:42,672 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:50:42,673 INFO L435 NwaCegarLoop]: 3473 mSDtfsCounter, 3401 mSDsluCounter, 3473 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3401 SdHoareTripleChecker+Valid, 6946 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 19:50:42,674 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3401 Valid, 6946 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 19:50:42,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19464 states. [2025-01-09 19:50:43,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19464 to 19464. [2025-01-09 19:50:43,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19464 states, 13872 states have (on average 1.2889994232987312) internal successors, (17881), 14203 states have internal predecessors, (17881), 4509 states have call successors, (4509), 1082 states have call predecessors, (4509), 1082 states have return successors, (4509), 4409 states have call predecessors, (4509), 4509 states have call successors, (4509) [2025-01-09 19:50:43,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19464 states to 19464 states and 26899 transitions. [2025-01-09 19:50:43,324 INFO L78 Accepts]: Start accepts. Automaton has 19464 states and 26899 transitions. Word has length 250 [2025-01-09 19:50:43,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:50:43,327 INFO L471 AbstractCegarLoop]: Abstraction has 19464 states and 26899 transitions. [2025-01-09 19:50:43,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-01-09 19:50:43,328 INFO L276 IsEmpty]: Start isEmpty. Operand 19464 states and 26899 transitions. [2025-01-09 19:50:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2025-01-09 19:50:43,354 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:50:43,355 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 5, 5, 5, 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] [2025-01-09 19:50:43,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:50:43,355 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:50:43,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:50:43,355 INFO L85 PathProgramCache]: Analyzing trace with hash 349369794, now seen corresponding path program 1 times [2025-01-09 19:50:43,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:50:43,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36896481] [2025-01-09 19:50:43,355 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:50:43,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:50:49,316 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 279 statements into 1 equivalence classes. [2025-01-09 19:50:49,464 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 279 of 279 statements. [2025-01-09 19:50:49,464 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:50:49,464 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:50:49,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1048 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2025-01-09 19:50:49,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:50:49,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36896481] [2025-01-09 19:50:49,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36896481] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:50:49,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:50:49,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:50:49,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125455407] [2025-01-09 19:50:49,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:50:49,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:50:49,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:50:49,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:50:49,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:50:49,873 INFO L87 Difference]: Start difference. First operand 19464 states and 26899 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2025-01-09 19:50:53,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:50:55,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:50:55,729 INFO L93 Difference]: Finished difference Result 44984 states and 62175 transitions. [2025-01-09 19:50:55,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:50:55,730 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 279 [2025-01-09 19:50:55,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:50:55,866 INFO L225 Difference]: With dead ends: 44984 [2025-01-09 19:50:55,867 INFO L226 Difference]: Without dead ends: 27464 [2025-01-09 19:50:55,937 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:50:55,937 INFO L435 NwaCegarLoop]: 6108 mSDtfsCounter, 2822 mSDsluCounter, 3380 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2822 SdHoareTripleChecker+Valid, 9488 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:50:55,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2822 Valid, 9488 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2025-01-09 19:50:55,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27464 states. [2025-01-09 19:50:56,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27464 to 27460. [2025-01-09 19:50:56,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27460 states, 19564 states have (on average 1.28782457575138) internal successors, (25195), 20031 states have internal predecessors, (25195), 6347 states have call successors, (6347), 1548 states have call predecessors, (6347), 1548 states have return successors, (6347), 6203 states have call predecessors, (6347), 6347 states have call successors, (6347) [2025-01-09 19:50:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27460 states to 27460 states and 37889 transitions. [2025-01-09 19:50:56,691 INFO L78 Accepts]: Start accepts. Automaton has 27460 states and 37889 transitions. Word has length 279 [2025-01-09 19:50:56,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:50:56,692 INFO L471 AbstractCegarLoop]: Abstraction has 27460 states and 37889 transitions. [2025-01-09 19:50:56,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2025-01-09 19:50:56,692 INFO L276 IsEmpty]: Start isEmpty. Operand 27460 states and 37889 transitions. [2025-01-09 19:50:56,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2025-01-09 19:50:56,729 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:50:56,729 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 14, 14, 14, 14, 14, 14, 6, 6, 6, 3, 3, 3, 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] [2025-01-09 19:50:56,729 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:50:56,729 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:50:56,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:50:56,730 INFO L85 PathProgramCache]: Analyzing trace with hash 81659633, now seen corresponding path program 1 times [2025-01-09 19:50:56,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:50:56,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836569947] [2025-01-09 19:50:56,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:50:56,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms