./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ea85c9b4dad25debc9a13a542a2867c02cbb8a067c2f94c389f71b38eed68761 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:11:14,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:11:14,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 16:11:14,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:11:14,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:11:14,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:11:14,389 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:11:14,390 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:11:14,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:11:14,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:11:14,392 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:11:14,392 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:11:14,393 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:11:14,394 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:11:14,394 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:11:14,395 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:11:14,395 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:11:14,396 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:11:14,397 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:11:14,397 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:11:14,398 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:11:14,399 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:11:14,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:11:14,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:11:14,401 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:11:14,401 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:11:14,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:11:14,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:11:14,403 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:11:14,403 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:11:14,404 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:11:14,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:11:14,404 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:11:14,405 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:11:14,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:11:14,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:11:14,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:11:14,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:11:14,406 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:11:14,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:11:14,406 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:11:14,407 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:11:14,407 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:11:14,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:11:14,407 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea85c9b4dad25debc9a13a542a2867c02cbb8a067c2f94c389f71b38eed68761 [2023-12-02 16:11:14,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:11:14,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:11:14,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:11:14,686 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:11:14,687 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:11:14,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i [2023-12-02 16:11:17,718 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:11:18,256 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:11:18,257 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i [2023-12-02 16:11:18,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/data/070767a6d/210bb2669b744ba9b8f570b9acb181e7/FLAG9294c6b4e [2023-12-02 16:11:18,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/data/070767a6d/210bb2669b744ba9b8f570b9acb181e7 [2023-12-02 16:11:18,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:11:18,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:11:18,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:11:18,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:11:18,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:11:18,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:11:18" (1/1) ... [2023-12-02 16:11:18,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f34a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:18, skipping insertion in model container [2023-12-02 16:11:18,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:11:18" (1/1) ... [2023-12-02 16:11:18,610 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:11:22,691 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_3568c26e-d8f3-4358-b8a6-e3f6b156055d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[413792,413805] [2023-12-02 16:11:22,695 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_3568c26e-d8f3-4358-b8a6-e3f6b156055d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[413961,413974] [2023-12-02 16:11:22,695 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_3568c26e-d8f3-4358-b8a6-e3f6b156055d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[414128,414141] [2023-12-02 16:11:22,696 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_3568c26e-d8f3-4358-b8a6-e3f6b156055d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[414296,414309] [2023-12-02 16:11:22,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:11:22,838 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:11:22,947 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"); [5548] [2023-12-02 16:11:22,949 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)); [5555] [2023-12-02 16:11:22,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5562] [2023-12-02 16:11:22,951 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/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5606-5607] [2023-12-02 16:11:22,952 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"); [5612-5614] [2023-12-02 16:11:22,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5631] [2023-12-02 16:11:22,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5696] [2023-12-02 16:11:22,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5699] [2023-12-02 16:11:22,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5702] [2023-12-02 16:11:22,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5705] [2023-12-02 16:11:22,964 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)); [5954-5955] [2023-12-02 16:11:22,966 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)); [5988-5989] [2023-12-02 16:11:22,967 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)); [6025-6026] [2023-12-02 16:11:22,969 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)); [6062-6063] [2023-12-02 16:11:22,979 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)); [6402-6403] [2023-12-02 16:11:22,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6409] [2023-12-02 16:11:23,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7273] [2023-12-02 16:11:23,116 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8574] [2023-12-02 16:11:23,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8836] [2023-12-02 16:11:23,270 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_3568c26e-d8f3-4358-b8a6-e3f6b156055d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[413792,413805] [2023-12-02 16:11:23,271 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_3568c26e-d8f3-4358-b8a6-e3f6b156055d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[413961,413974] [2023-12-02 16:11:23,271 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_3568c26e-d8f3-4358-b8a6-e3f6b156055d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[414128,414141] [2023-12-02 16:11:23,272 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_3568c26e-d8f3-4358-b8a6-e3f6b156055d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i[414296,414309] [2023-12-02 16:11:23,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:11:23,628 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 16:11:23,628 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 16:11:23,628 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 16:11:23,637 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:11:23,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23 WrapperNode [2023-12-02 16:11:23,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:11:23,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:11:23,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:11:23,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:11:23,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:23,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,099 INFO L138 Inliner]: procedures = 591, calls = 3654, calls flagged for inlining = 307, calls inlined = 280, statements flattened = 8876 [2023-12-02 16:11:24,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:11:24,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:11:24,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:11:24,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:11:24,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,159 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,365 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:11:24,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:11:24,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:11:24,542 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:11:24,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (1/1) ... [2023-12-02 16:11:24,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:11:24,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:11:24,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:11:24,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3568c26e-d8f3-4358-b8a6-e3f6b156055d/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:11:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure e100_tx_timeout [2023-12-02 16:11:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_tx_timeout [2023-12-02 16:11:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2023-12-02 16:11:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2023-12-02 16:11:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-12-02 16:11:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-12-02 16:11:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-12-02 16:11:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-12-02 16:11:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-12-02 16:11:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-12-02 16:11:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-12-02 16:11:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-12-02 16:11:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure e100_write_flush [2023-12-02 16:11:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_write_flush [2023-12-02 16:11:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure e100_phy_init [2023-12-02 16:11:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_phy_init [2023-12-02 16:11:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 16:11:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 16:11:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure e100_eeprom_load [2023-12-02 16:11:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_eeprom_load [2023-12-02 16:11:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2023-12-02 16:11:24,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2023-12-02 16:11:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-12-02 16:11:24,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-12-02 16:11:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure e100_get_eeprom [2023-12-02 16:11:24,618 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_get_eeprom [2023-12-02 16:11:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-12-02 16:11:24,618 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-12-02 16:11:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure e100_close [2023-12-02 16:11:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_close [2023-12-02 16:11:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-12-02 16:11:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-12-02 16:11:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-12-02 16:11:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-12-02 16:11:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2023-12-02 16:11:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2023-12-02 16:11:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-12-02 16:11:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-12-02 16:11:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2023-12-02 16:11:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2023-12-02 16:11:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure e100_eeprom_write [2023-12-02 16:11:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_eeprom_write [2023-12-02 16:11:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-12-02 16:11:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-12-02 16:11:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_ctrl_phy_82552_v [2023-12-02 16:11:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_ctrl_phy_82552_v [2023-12-02 16:11:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-12-02 16:11:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-12-02 16:11:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-12-02 16:11:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-12-02 16:11:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-12-02 16:11:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-12-02 16:11:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 16:11:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure e100_set_multicast_list [2023-12-02 16:11:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_set_multicast_list [2023-12-02 16:11:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-12-02 16:11:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-12-02 16:11:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-12-02 16:11:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-12-02 16:11:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-12-02 16:11:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-12-02 16:11:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure e100_open [2023-12-02 16:11:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_open [2023-12-02 16:11:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-12-02 16:11:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-12-02 16:11:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-12-02 16:11:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-12-02 16:11:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-12-02 16:11:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-12-02 16:11:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 16:11:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 16:11:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-12-02 16:11:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-12-02 16:11:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-12-02 16:11:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-12-02 16:11:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure e100_get_eeprom_len [2023-12-02 16:11:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_get_eeprom_len [2023-12-02 16:11:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-12-02 16:11:24,625 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-12-02 16:11:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 16:11:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure e100_free [2023-12-02 16:11:24,625 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_free [2023-12-02 16:11:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure e100_intr [2023-12-02 16:11:24,625 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_intr [2023-12-02 16:11:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-12-02 16:11:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-12-02 16:11:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure e100_nway_reset [2023-12-02 16:11:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_nway_reset [2023-12-02 16:11:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-12-02 16:11:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-12-02 16:11:24,626 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-12-02 16:11:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-12-02 16:11:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-12-02 16:11:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-12-02 16:11:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure e100_netpoll [2023-12-02 16:11:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_netpoll [2023-12-02 16:11:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-02 16:11:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure e100_clean_cbs [2023-12-02 16:11:24,627 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_clean_cbs [2023-12-02 16:11:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure __e100_power_off [2023-12-02 16:11:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __e100_power_off [2023-12-02 16:11:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure e100_enable_irq [2023-12-02 16:11:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_enable_irq [2023-12-02 16:11:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-12-02 16:11:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-12-02 16:11:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-12-02 16:11:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-12-02 16:11:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 16:11:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-12-02 16:11:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-12-02 16:11:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 16:11:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_cb_lock_of_nic [2023-12-02 16:11:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_cb_lock_of_nic [2023-12-02 16:11:24,629 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-12-02 16:11:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-12-02 16:11:24,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-12-02 16:11:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-12-02 16:11:24,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-12-02 16:11:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-12-02 16:11:24,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-12-02 16:11:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-12-02 16:11:24,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-12-02 16:11:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-12-02 16:11:24,631 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-12-02 16:11:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-12-02 16:11:24,631 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-12-02 16:11:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-12-02 16:11:24,631 INFO L130 BoogieDeclarations]: Found specification of procedure e100_up [2023-12-02 16:11:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_up [2023-12-02 16:11:24,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-12-02 16:11:24,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-12-02 16:11:24,632 INFO L130 BoogieDeclarations]: Found specification of procedure e100_disable_irq [2023-12-02 16:11:24,632 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_disable_irq [2023-12-02 16:11:24,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 16:11:24,632 INFO L130 BoogieDeclarations]: Found specification of procedure e100_resume [2023-12-02 16:11:24,632 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_resume [2023-12-02 16:11:24,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-12-02 16:11:24,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-12-02 16:11:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-12-02 16:11:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-12-02 16:11:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-12-02 16:11:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-12-02 16:11:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:11:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-12-02 16:11:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-12-02 16:11:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_cmd_lock_of_nic [2023-12-02 16:11:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_cmd_lock_of_nic [2023-12-02 16:11:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure e100_exec_cmd [2023-12-02 16:11:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_exec_cmd [2023-12-02 16:11:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure __e100_shutdown [2023-12-02 16:11:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __e100_shutdown [2023-12-02 16:11:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-02 16:11:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-02 16:11:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-12-02 16:11:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-12-02 16:11:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 16:11:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-02 16:11:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-12-02 16:11:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-12-02 16:11:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure e100_exec_cb [2023-12-02 16:11:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_exec_cb [2023-12-02 16:11:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure e100_remove [2023-12-02 16:11:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_remove [2023-12-02 16:11:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-12-02 16:11:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-12-02 16:11:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_cb_lock_of_nic [2023-12-02 16:11:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_cb_lock_of_nic [2023-12-02 16:11:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-12-02 16:11:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-12-02 16:11:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-12-02 16:11:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-12-02 16:11:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-12-02 16:11:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-12-02 16:11:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-12-02 16:11:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-12-02 16:11:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure e100_rx_alloc_skb [2023-12-02 16:11:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_rx_alloc_skb [2023-12-02 16:11:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-12-02 16:11:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-12-02 16:11:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-12-02 16:11:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-12-02 16:11:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-12-02 16:11:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-12-02 16:11:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-12-02 16:11:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-12-02 16:11:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:11:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:11:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure e100_down [2023-12-02 16:11:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_down [2023-12-02 16:11:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-12-02 16:11:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-12-02 16:11:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 16:11:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 16:11:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 16:11:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 16:11:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-12-02 16:11:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-12-02 16:11:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-12-02 16:11:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-12-02 16:11:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure e100_tx_clean [2023-12-02 16:11:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_tx_clean [2023-12-02 16:11:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure e100_start_receiver [2023-12-02 16:11:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_start_receiver [2023-12-02 16:11:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure e100_hw_reset [2023-12-02 16:11:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_hw_reset [2023-12-02 16:11:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-12-02 16:11:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-12-02 16:11:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-12-02 16:11:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-12-02 16:11:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 16:11:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 16:11:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure e100_hw_init [2023-12-02 16:11:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_hw_init [2023-12-02 16:11:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure e100_set_eeprom [2023-12-02 16:11:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_set_eeprom [2023-12-02 16:11:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-12-02 16:11:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-12-02 16:11:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-12-02 16:11:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-12-02 16:11:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-12-02 16:11:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-12-02 16:11:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-12-02 16:11:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-12-02 16:11:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 16:11:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-12-02 16:11:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-12-02 16:11:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-12-02 16:11:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-12-02 16:11:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 16:11:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure e100_self_test [2023-12-02 16:11:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_self_test [2023-12-02 16:11:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-12-02 16:11:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-12-02 16:11:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 16:11:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 16:11:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 16:11:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure e100_alloc_cbs [2023-12-02 16:11:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_alloc_cbs [2023-12-02 16:11:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-12-02 16:11:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-12-02 16:11:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-12-02 16:11:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-12-02 16:11:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-12-02 16:11:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-12-02 16:11:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-12-02 16:11:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-12-02 16:11:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure e100_xmit_frame [2023-12-02 16:11:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_xmit_frame [2023-12-02 16:11:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure e100_get_regs_len [2023-12-02 16:11:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_get_regs_len [2023-12-02 16:11:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-12-02 16:11:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-12-02 16:11:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure e100_rx_clean_list [2023-12-02 16:11:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_rx_clean_list [2023-12-02 16:11:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-12-02 16:11:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-12-02 16:11:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-12-02 16:11:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-12-02 16:11:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-12-02 16:11:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-12-02 16:11:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure e100_io_resume [2023-12-02 16:11:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_io_resume [2023-12-02 16:11:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-12-02 16:11:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-12-02 16:11:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure e100_loopback_test [2023-12-02 16:11:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_loopback_test [2023-12-02 16:11:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 16:11:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure e100_rx_alloc_list [2023-12-02 16:11:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_rx_alloc_list [2023-12-02 16:11:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 16:11:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 16:11:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure e100_eeprom_read [2023-12-02 16:11:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_eeprom_read [2023-12-02 16:11:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure e100_shutdown [2023-12-02 16:11:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure e100_shutdown [2023-12-02 16:11:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-12-02 16:11:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-12-02 16:11:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_cmd_lock_of_nic [2023-12-02 16:11:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_cmd_lock_of_nic [2023-12-02 16:11:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-12-02 16:11:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-12-02 16:11:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~X~~u16~0~TO~~u16~0 [2023-12-02 16:11:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~X~~u16~0~TO~~u16~0 [2023-12-02 16:11:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-12-02 16:11:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-12-02 16:11:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-12-02 16:11:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-12-02 16:11:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-12-02 16:11:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-12-02 16:11:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-12-02 16:11:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-12-02 16:11:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-12-02 16:11:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-12-02 16:11:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-12-02 16:11:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-12-02 16:11:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_ctrl_hw [2023-12-02 16:11:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_ctrl_hw [2023-12-02 16:11:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:11:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-12-02 16:11:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-12-02 16:11:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-12-02 16:11:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2023-12-02 16:11:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2023-12-02 16:11:25,871 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:11:25,876 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:11:26,080 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 16:11:52,057 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-12-02 16:11:52,263 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:11:56,262 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:11:56,262 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 16:11:56,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:11:56 BoogieIcfgContainer [2023-12-02 16:11:56,266 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:11:56,268 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:11:56,268 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:11:56,271 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:11:56,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:11:18" (1/3) ... [2023-12-02 16:11:56,272 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b91a9a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:11:56, skipping insertion in model container [2023-12-02 16:11:56,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:11:23" (2/3) ... [2023-12-02 16:11:56,272 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b91a9a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:11:56, skipping insertion in model container [2023-12-02 16:11:56,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:11:56" (3/3) ... [2023-12-02 16:11:56,274 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-intel-e100.cil.i [2023-12-02 16:11:56,292 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:11:56,292 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-12-02 16:11:56,388 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:11:56,395 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=FINITE_AUTOMATA, 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;@6602f7b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:11:56,396 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-12-02 16:11:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand has 1993 states, 1195 states have (on average 1.297907949790795) internal successors, (1551), 1217 states have internal predecessors, (1551), 654 states have call successors, (654), 142 states have call predecessors, (654), 141 states have return successors, (649), 647 states have call predecessors, (649), 649 states have call successors, (649) [2023-12-02 16:11:56,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-02 16:11:56,434 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:11:56,435 INFO L195 NwaCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:11:56,435 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)] === [2023-12-02 16:11:56,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:11:56,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1023414930, now seen corresponding path program 1 times [2023-12-02 16:11:56,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:11:56,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853286149] [2023-12-02 16:11:56,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:11:56,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:24:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:24:47,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-02 16:24:47,179 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 16:24:47,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853286149] [2023-12-02 16:24:47,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853286149] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:24:47,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:24:47,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 16:24:47,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471128406] [2023-12-02 16:24:47,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:24:47,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:24:47,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 16:24:47,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:24:47,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:24:47,227 INFO L87 Difference]: Start difference. First operand has 1993 states, 1195 states have (on average 1.297907949790795) internal successors, (1551), 1217 states have internal predecessors, (1551), 654 states have call successors, (654), 142 states have call predecessors, (654), 141 states have return successors, (649), 647 states have call predecessors, (649), 649 states have call successors, (649) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-12-02 16:24:49,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:24:51,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:24:53,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:24:56,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:24:58,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:01,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:03,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:05,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:07,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:09,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:12,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:14,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:16,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:18,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:20,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:23,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:25,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:27,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:29,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 16:25:31,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:25:31,019 INFO L93 Difference]: Finished difference Result 5830 states and 8613 transitions. [2023-12-02 16:25:31,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:25:31,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 217 [2023-12-02 16:25:31,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:25:31,074 INFO L225 Difference]: With dead ends: 5830 [2023-12-02 16:25:31,074 INFO L226 Difference]: Without dead ends: 3868 [2023-12-02 16:25:31,100 INFO L412 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 [2023-12-02 16:25:31,103 INFO L413 NwaCegarLoop]: 2438 mSDtfsCounter, 2726 mSDsluCounter, 2390 mSDsCounter, 0 mSdLazyCounter, 839 mSolverCounterSat, 3 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2726 SdHoareTripleChecker+Valid, 4828 SdHoareTripleChecker+Invalid, 859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 839 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:25:31,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2726 Valid, 4828 Invalid, 859 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 839 Invalid, 17 Unknown, 0 Unchecked, 43.4s Time] [2023-12-02 16:25:31,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3868 states. [2023-12-02 16:25:31,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3868 to 3864. [2023-12-02 16:25:31,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3864 states, 2333 states have (on average 1.2957565366480925) internal successors, (3023), 2375 states have internal predecessors, (3023), 1249 states have call successors, (1249), 280 states have call predecessors, (1249), 279 states have return successors, (1246), 1242 states have call predecessors, (1246), 1246 states have call successors, (1246) [2023-12-02 16:25:31,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 3864 states and 5518 transitions. [2023-12-02 16:25:31,418 INFO L78 Accepts]: Start accepts. Automaton has 3864 states and 5518 transitions. Word has length 217 [2023-12-02 16:25:31,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:25:31,421 INFO L495 AbstractCegarLoop]: Abstraction has 3864 states and 5518 transitions. [2023-12-02 16:25:31,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-12-02 16:25:31,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3864 states and 5518 transitions. [2023-12-02 16:25:31,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 16:25:31,433 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:25:31,433 INFO L195 NwaCegarLoop]: trace histogram [21, 20, 20, 20, 20, 20, 20, 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] [2023-12-02 16:25:31,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 16:25:31,434 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_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)] === [2023-12-02 16:25:31,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:25:31,435 INFO L85 PathProgramCache]: Analyzing trace with hash 2032233414, now seen corresponding path program 1 times [2023-12-02 16:25:31,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:25:31,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430357078] [2023-12-02 16:25:31,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:25:31,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms