./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx --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 5afcd851c0eed3ee93d773a0172936a989a39cd6889ca2587c3b833a21bc8a3a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:05:03,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:05:03,474 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 21:05:03,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:05:03,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:05:03,509 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:05:03,510 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:05:03,511 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:05:03,512 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:05:03,513 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:05:03,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:05:03,514 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:05:03,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:05:03,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:05:03,516 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:05:03,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:05:03,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:05:03,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:05:03,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:05:03,520 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:05:03,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:05:03,521 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:05:03,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:05:03,522 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:05:03,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:05:03,523 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:05:03,524 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:05:03,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:05:03,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:05:03,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:05:03,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:05:03,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:05:03,527 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:05:03,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:05:03,528 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:05:03,528 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:05:03,529 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:05:03,529 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:05:03,530 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:05:03,530 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5afcd851c0eed3ee93d773a0172936a989a39cd6889ca2587c3b833a21bc8a3a [2023-11-21 21:05:03,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:05:03,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:05:03,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:05:03,896 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:05:03,896 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:05:03,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-21 21:05:06,888 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:05:07,804 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:05:07,805 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-21 21:05:07,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/data/dcf84eb53/9cf78e457fcc4b4dbcc4d5012437b875/FLAG1ec8d6e7a [2023-11-21 21:05:07,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/data/dcf84eb53/9cf78e457fcc4b4dbcc4d5012437b875 [2023-11-21 21:05:07,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:05:07,900 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:05:07,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:05:07,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:05:07,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:05:07,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:05:07" (1/1) ... [2023-11-21 21:05:07,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d655f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:07, skipping insertion in model container [2023-11-21 21:05:07,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:05:07" (1/1) ... [2023-11-21 21:05:08,158 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:05:11,973 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2023-11-21 21:05:11,977 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2023-11-21 21:05:11,978 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2023-11-21 21:05:11,978 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2023-11-21 21:05:12,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:05:12,070 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:05:12,238 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"); [5295] [2023-11-21 21:05:12,241 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)); [5302] [2023-11-21 21:05:12,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5309] [2023-11-21 21:05:12,244 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5350-5351] [2023-11-21 21:05:12,244 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"); [5356-5358] [2023-11-21 21:05:12,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5519] [2023-11-21 21:05:12,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5526] [2023-11-21 21:05:12,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5534] [2023-11-21 21:05:12,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5541] [2023-11-21 21:05:12,251 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5549] [2023-11-21 21:05:12,258 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)); [5669-5670] [2023-11-21 21:05:12,261 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)); [5703-5704] [2023-11-21 21:05:12,263 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)); [5740-5741] [2023-11-21 21:05:12,265 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)); [5777-5778] [2023-11-21 21:05:12,275 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)); [6036-6037] [2023-11-21 21:05:12,275 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6043] [2023-11-21 21:05:12,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [6318] [2023-11-21 21:05:12,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6321] [2023-11-21 21:05:12,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6324] [2023-11-21 21:05:12,283 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [6327] [2023-11-21 21:05:12,283 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [6358] [2023-11-21 21:05:12,284 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6361] [2023-11-21 21:05:12,284 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6364] [2023-11-21 21:05:12,284 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [6367] [2023-11-21 21:05:12,285 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [6398] [2023-11-21 21:05:12,285 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6401] [2023-11-21 21:05:12,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6404] [2023-11-21 21:05:12,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [6407] [2023-11-21 21:05:12,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [6438] [2023-11-21 21:05:12,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6441] [2023-11-21 21:05:12,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6444] [2023-11-21 21:05:12,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [6447] [2023-11-21 21:05:12,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7215] [2023-11-21 21:05:12,339 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7729] [2023-11-21 21:05:12,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7752] [2023-11-21 21:05:12,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7759] [2023-11-21 21:05:12,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7786] [2023-11-21 21:05:12,363 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8205] [2023-11-21 21:05:12,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9825] [2023-11-21 21:05:12,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [9890] [2023-11-21 21:05:12,458 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9900] [2023-11-21 21:05:12,459 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9912] [2023-11-21 21:05:12,460 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9934] [2023-11-21 21:05:12,475 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [10124] [2023-11-21 21:05:12,650 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410165,410178] [2023-11-21 21:05:12,651 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410334,410347] [2023-11-21 21:05:12,651 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410501,410514] [2023-11-21 21:05:12,652 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[410669,410682] [2023-11-21 21:05:12,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:05:12,924 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:05:12,924 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:05:12,930 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:05:12,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12 WrapperNode [2023-11-21 21:05:12,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:05:12,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:05:12,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:05:12,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:05:12,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:13,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:13,472 INFO L138 Inliner]: procedures = 541, calls = 2937, calls flagged for inlining = 282, calls inlined = 248, statements flattened = 8638 [2023-11-21 21:05:13,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:05:13,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:05:13,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:05:13,475 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:05:13,487 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:13,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:13,533 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:16,205 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memcpy is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 21:05:16,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:16,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:16,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:16,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:16,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:16,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:16,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:05:16,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:05:16,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:05:16,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:05:16,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (1/1) ... [2023-11-21 21:05:16,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:05:16,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:05:16,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:05:16,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36219621-1c4b-4486-99a5-9966001ac765/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:05:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-11-21 21:05:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-11-21 21:05:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 21:05:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 21:05:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-21 21:05:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-21 21:05:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-21 21:05:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-21 21:05:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 21:05:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 21:05:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-21 21:05:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-21 21:05:16,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-21 21:05:16,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-21 21:05:16,607 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-21 21:05:16,607 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-21 21:05:16,607 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-21 21:05:16,607 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-21 21:05:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2023-11-21 21:05:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2023-11-21 21:05:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2023-11-21 21:05:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2023-11-21 21:05:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-21 21:05:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-21 21:05:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-21 21:05:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-21 21:05:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-21 21:05:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-21 21:05:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-21 21:05:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-21 21:05:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-21 21:05:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-21 21:05:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-21 21:05:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-21 21:05:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 21:05:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 21:05:16,611 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-21 21:05:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-21 21:05:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 21:05:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2023-11-21 21:05:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2023-11-21 21:05:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-21 21:05:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-21 21:05:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-21 21:05:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-21 21:05:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 21:05:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 21:05:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 21:05:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 21:05:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 21:05:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-21 21:05:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-21 21:05:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 21:05:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-21 21:05:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-21 21:05:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2023-11-21 21:05:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2023-11-21 21:05:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 21:05:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-21 21:05:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-21 21:05:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 21:05:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 21:05:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2023-11-21 21:05:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2023-11-21 21:05:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-21 21:05:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-21 21:05:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-21 21:05:16,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-21 21:05:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-21 21:05:16,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-21 21:05:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-21 21:05:16,619 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-21 21:05:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-21 21:05:16,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-21 21:05:16,620 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2023-11-21 21:05:16,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2023-11-21 21:05:16,621 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-21 21:05:16,621 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-21 21:05:16,621 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-21 21:05:16,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2023-11-21 21:05:16,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-21 21:05:16,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-21 21:05:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 21:05:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-21 21:05:16,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-21 21:05:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2023-11-21 21:05:16,623 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2023-11-21 21:05:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:05:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-21 21:05:16,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-21 21:05:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-21 21:05:16,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-21 21:05:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 21:05:16,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 21:05:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 21:05:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-21 21:05:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 21:05:16,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 21:05:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2023-11-21 21:05:16,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2023-11-21 21:05:16,629 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-21 21:05:16,629 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-21 21:05:16,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-21 21:05:16,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2023-11-21 21:05:16,630 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-21 21:05:16,631 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-21 21:05:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2023-11-21 21:05:16,632 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2023-11-21 21:05:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-21 21:05:16,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-21 21:05:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-21 21:05:16,639 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-21 21:05:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 21:05:16,640 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 21:05:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-21 21:05:16,640 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-21 21:05:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-21 21:05:16,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-21 21:05:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2023-11-21 21:05:16,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2023-11-21 21:05:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-21 21:05:16,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-21 21:05:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-21 21:05:16,641 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-21 21:05:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2023-11-21 21:05:16,642 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2023-11-21 21:05:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-21 21:05:16,642 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-21 21:05:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:05:16,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:05:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 21:05:16,642 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 21:05:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 21:05:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 21:05:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 21:05:16,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 21:05:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2023-11-21 21:05:16,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2023-11-21 21:05:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-21 21:05:16,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-21 21:05:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2023-11-21 21:05:16,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2023-11-21 21:05:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2023-11-21 21:05:16,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2023-11-21 21:05:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-21 21:05:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-21 21:05:16,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-21 21:05:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2023-11-21 21:05:16,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2023-11-21 21:05:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2023-11-21 21:05:16,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2023-11-21 21:05:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-21 21:05:16,645 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-21 21:05:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 21:05:16,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 21:05:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-11-21 21:05:16,646 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-11-21 21:05:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-21 21:05:16,646 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-21 21:05:16,647 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-21 21:05:16,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-21 21:05:16,647 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-21 21:05:16,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-21 21:05:16,647 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2023-11-21 21:05:16,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2023-11-21 21:05:16,647 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2023-11-21 21:05:16,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2023-11-21 21:05:16,648 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2023-11-21 21:05:16,648 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2023-11-21 21:05:16,648 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-21 21:05:16,648 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-21 21:05:16,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 21:05:16,648 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2023-11-21 21:05:16,648 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2023-11-21 21:05:16,649 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-21 21:05:16,649 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-21 21:05:16,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 21:05:16,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-21 21:05:16,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2023-11-21 21:05:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 21:05:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2023-11-21 21:05:16,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2023-11-21 21:05:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 21:05:16,650 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 21:05:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2023-11-21 21:05:16,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2023-11-21 21:05:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-21 21:05:16,651 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-21 21:05:16,651 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-21 21:05:16,651 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-21 21:05:16,651 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-11-21 21:05:16,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-11-21 21:05:16,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-21 21:05:16,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-21 21:05:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2023-11-21 21:05:16,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2023-11-21 21:05:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-21 21:05:16,652 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-21 21:05:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-21 21:05:16,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-21 21:05:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2023-11-21 21:05:16,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2023-11-21 21:05:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-11-21 21:05:16,653 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-11-21 21:05:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-21 21:05:16,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2023-11-21 21:05:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2023-11-21 21:05:16,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2023-11-21 21:05:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-21 21:05:16,654 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-21 21:05:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-21 21:05:16,654 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-21 21:05:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-21 21:05:16,654 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-21 21:05:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2023-11-21 21:05:16,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2023-11-21 21:05:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 21:05:16,655 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 21:05:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2023-11-21 21:05:16,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2023-11-21 21:05:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2023-11-21 21:05:16,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2023-11-21 21:05:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-21 21:05:16,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-21 21:05:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 21:05:16,657 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 21:05:16,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 21:05:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2023-11-21 21:05:16,661 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2023-11-21 21:05:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 21:05:16,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 21:05:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-21 21:05:16,661 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-21 21:05:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-21 21:05:16,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-21 21:05:16,662 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2023-11-21 21:05:16,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2023-11-21 21:05:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2023-11-21 21:05:16,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2023-11-21 21:05:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-11-21 21:05:16,663 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-11-21 21:05:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2023-11-21 21:05:16,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2023-11-21 21:05:16,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-21 21:05:16,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-21 21:05:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-21 21:05:16,664 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-21 21:05:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 21:05:16,664 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 21:05:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-21 21:05:16,664 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-21 21:05:16,664 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-21 21:05:16,665 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-21 21:05:16,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 21:05:16,665 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-21 21:05:16,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-21 21:05:16,665 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-21 21:05:16,665 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-21 21:05:16,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-21 21:05:16,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-21 21:05:16,666 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-21 21:05:16,666 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-21 21:05:17,823 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:05:17,831 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:05:18,156 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 21:05:29,474 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:05:35,636 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:05:35,636 INFO L308 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-21 21:05:35,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:05:35 BoogieIcfgContainer [2023-11-21 21:05:35,639 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:05:35,642 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:05:35,642 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:05:35,646 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:05:35,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:05:07" (1/3) ... [2023-11-21 21:05:35,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a3d45bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:05:35, skipping insertion in model container [2023-11-21 21:05:35,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:12" (2/3) ... [2023-11-21 21:05:35,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a3d45bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:05:35, skipping insertion in model container [2023-11-21 21:05:35,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:05:35" (3/3) ... [2023-11-21 21:05:35,649 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2023-11-21 21:05:35,669 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:05:35,669 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-21 21:05:35,779 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:05:35,786 INFO L357 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, mHoare=true, 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;@35762a12, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:05:35,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-21 21:05:35,801 INFO L276 IsEmpty]: Start isEmpty. Operand has 2051 states, 1208 states have (on average 1.2922185430463575) internal successors, (1561), 1272 states have internal predecessors, (1561), 720 states have call successors, (720), 122 states have call predecessors, (720), 121 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2023-11-21 21:05:35,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 21:05:35,813 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:05:35,813 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-11-21 21:05:35,814 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-21 21:05:35,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:05:35,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1595574315, now seen corresponding path program 1 times [2023-11-21 21:05:35,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:05:35,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182032501] [2023-11-21 21:05:35,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:05:35,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:05:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:36,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:05:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:36,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:05:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:36,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-21 21:05:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:36,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-21 21:05:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:36,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:05:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:36,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-21 21:05:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:36,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-21 21:05:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:36,895 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 21:05:36,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:05:36,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182032501] [2023-11-21 21:05:36,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182032501] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:05:36,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:05:36,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 21:05:36,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122037352] [2023-11-21 21:05:36,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:05:36,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 21:05:36,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:05:36,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 21:05:36,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 21:05:36,941 INFO L87 Difference]: Start difference. First operand has 2051 states, 1208 states have (on average 1.2922185430463575) internal successors, (1561), 1272 states have internal predecessors, (1561), 720 states have call successors, (720), 122 states have call predecessors, (720), 121 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-21 21:05:38,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:05:40,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:05:43,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 21:05:43,937 INFO L93 Difference]: Finished difference Result 4109 states and 6076 transitions. [2023-11-21 21:05:43,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 21:05:43,940 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 43 [2023-11-21 21:05:43,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 21:05:43,977 INFO L225 Difference]: With dead ends: 4109 [2023-11-21 21:05:43,978 INFO L226 Difference]: Without dead ends: 2066 [2023-11-21 21:05:43,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-21 21:05:44,002 INFO L413 NwaCegarLoop]: 2578 mSDtfsCounter, 2940 mSDsluCounter, 5171 mSDsCounter, 0 mSdLazyCounter, 1220 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2953 SdHoareTripleChecker+Valid, 7749 SdHoareTripleChecker+Invalid, 1222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-21 21:05:44,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2953 Valid, 7749 Invalid, 1222 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1220 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2023-11-21 21:05:44,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2066 states. [2023-11-21 21:05:44,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2066 to 2064. [2023-11-21 21:05:44,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2064 states, 1217 states have (on average 1.2826622843056696) internal successors, (1561), 1276 states have internal predecessors, (1561), 715 states have call successors, (715), 130 states have call predecessors, (715), 129 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2023-11-21 21:05:44,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 2064 states and 2988 transitions. [2023-11-21 21:05:44,350 INFO L78 Accepts]: Start accepts. Automaton has 2064 states and 2988 transitions. Word has length 43 [2023-11-21 21:05:44,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 21:05:44,352 INFO L495 AbstractCegarLoop]: Abstraction has 2064 states and 2988 transitions. [2023-11-21 21:05:44,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-21 21:05:44,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2988 transitions. [2023-11-21 21:05:44,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 21:05:44,361 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:05:44,361 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-11-21 21:05:44,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 21:05:44,362 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-21 21:05:44,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:05:44,363 INFO L85 PathProgramCache]: Analyzing trace with hash -298689888, now seen corresponding path program 1 times [2023-11-21 21:05:44,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:05:44,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377670046] [2023-11-21 21:05:44,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:05:44,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:05:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:44,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:05:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:44,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:05:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:44,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-21 21:05:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:44,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-21 21:05:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:44,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:05:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:45,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-21 21:05:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:45,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-21 21:05:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:45,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-21 21:05:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:45,055 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 21:05:45,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:05:45,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377670046] [2023-11-21 21:05:45,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377670046] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:05:45,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:05:45,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 21:05:45,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23268155] [2023-11-21 21:05:45,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:05:45,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 21:05:45,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:05:45,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 21:05:45,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 21:05:45,063 INFO L87 Difference]: Start difference. First operand 2064 states and 2988 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-21 21:05:47,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:05:49,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:05:51,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:05:54,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 21:05:54,400 INFO L93 Difference]: Finished difference Result 2070 states and 2993 transitions. [2023-11-21 21:05:54,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 21:05:54,400 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 48 [2023-11-21 21:05:54,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 21:05:54,419 INFO L225 Difference]: With dead ends: 2070 [2023-11-21 21:05:54,420 INFO L226 Difference]: Without dead ends: 2068 [2023-11-21 21:05:54,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-21 21:05:54,423 INFO L413 NwaCegarLoop]: 2562 mSDtfsCounter, 2927 mSDsluCounter, 5103 mSDsCounter, 0 mSdLazyCounter, 1197 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2938 SdHoareTripleChecker+Valid, 7665 SdHoareTripleChecker+Invalid, 1201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1197 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2023-11-21 21:05:54,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2938 Valid, 7665 Invalid, 1201 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1197 Invalid, 3 Unknown, 0 Unchecked, 9.1s Time] [2023-11-21 21:05:54,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2068 states. [2023-11-21 21:05:54,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2068 to 2068. [2023-11-21 21:05:54,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2068 states, 1220 states have (on average 1.2819672131147541) internal successors, (1564), 1279 states have internal predecessors, (1564), 715 states have call successors, (715), 131 states have call predecessors, (715), 130 states have return successors, (712), 694 states have call predecessors, (712), 712 states have call successors, (712) [2023-11-21 21:05:54,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 2068 states and 2991 transitions. [2023-11-21 21:05:54,591 INFO L78 Accepts]: Start accepts. Automaton has 2068 states and 2991 transitions. Word has length 48 [2023-11-21 21:05:54,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 21:05:54,591 INFO L495 AbstractCegarLoop]: Abstraction has 2068 states and 2991 transitions. [2023-11-21 21:05:54,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-21 21:05:54,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2991 transitions. [2023-11-21 21:05:54,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 21:05:54,599 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:05:54,599 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-21 21:05:54,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 21:05:54,600 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-21 21:05:54,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:05:54,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1458692363, now seen corresponding path program 1 times [2023-11-21 21:05:54,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:05:54,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85257198] [2023-11-21 21:05:54,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:05:54,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:05:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:55,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:05:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:55,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:05:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:55,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-21 21:05:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:05:55,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-21 21:05:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat