./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-sis-sis900.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme --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 82e959473290e80a4f353bcd3c2747bafa4ce239975e14e29f8e5bf5eff4b01b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:04:05,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:04:05,397 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 12:04:05,403 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:04:05,404 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:04:05,434 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:04:05,435 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:04:05,436 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:04:05,437 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:04:05,437 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:04:05,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:04:05,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:04:05,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:04:05,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:04:05,441 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:04:05,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:04:05,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:04:05,443 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:04:05,444 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:04:05,444 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:04:05,445 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:04:05,446 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:04:05,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:04:05,447 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:04:05,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:04:05,448 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:04:05,448 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:04:05,449 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:04:05,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:04:05,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:04:05,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:04:05,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:04:05,452 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:04:05,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 12:04:05,453 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:04:05,453 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:04:05,454 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:04:05,454 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:04:05,454 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:04:05,454 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82e959473290e80a4f353bcd3c2747bafa4ce239975e14e29f8e5bf5eff4b01b [2023-11-26 12:04:05,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:04:05,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:04:05,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:04:05,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:04:05,835 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:04:05,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i [2023-11-26 12:04:08,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:04:09,719 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:04:09,719 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i [2023-11-26 12:04:09,778 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/data/0fb8d4d99/43331a74ff044cb3a0091397462a814f/FLAG82fc46f25 [2023-11-26 12:04:09,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/data/0fb8d4d99/43331a74ff044cb3a0091397462a814f [2023-11-26 12:04:09,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:04:09,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:04:09,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:04:09,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:04:09,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:04:09,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:04:09" (1/1) ... [2023-11-26 12:04:09,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163e3b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:09, skipping insertion in model container [2023-11-26 12:04:09,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:04:09" (1/1) ... [2023-11-26 12:04:10,073 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:04:13,649 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343367,343380] [2023-11-26 12:04:13,654 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343536,343549] [2023-11-26 12:04:13,655 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343703,343716] [2023-11-26 12:04:13,656 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343871,343884] [2023-11-26 12:04:13,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:04:13,733 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:04:13,888 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"); [5236] [2023-11-26 12:04:13,890 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)); [5243] [2023-11-26 12:04:13,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5250] [2023-11-26 12:04:13,892 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)); [5286-5287] [2023-11-26 12:04:13,893 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"); [5292-5294] [2023-11-26 12:04:13,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5411] [2023-11-26 12:04:13,897 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5419] [2023-11-26 12:04:13,902 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)); [5521-5522] [2023-11-26 12:04:13,904 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)); [5555-5556] [2023-11-26 12:04:14,190 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343367,343380] [2023-11-26 12:04:14,191 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343536,343549] [2023-11-26 12:04:14,192 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343703,343716] [2023-11-26 12:04:14,192 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_f49d49f6-3d85-45a8-a06d-e4d89f46f217/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i[343871,343884] [2023-11-26 12:04:14,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:04:14,551 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:04:14,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14 WrapperNode [2023-11-26 12:04:14,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:04:14,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:04:14,553 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:04:14,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:04:14,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:14,722 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:15,003 INFO L138 Inliner]: procedures = 454, calls = 1990, calls flagged for inlining = 238, calls inlined = 222, statements flattened = 6165 [2023-11-26 12:04:15,004 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:04:15,004 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:04:15,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:04:15,005 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:04:15,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:15,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:15,062 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:17,012 INFO L175 MemorySlicer]: Split 892 memory accesses to 23 slices as follows [7, 3, 3, 660, 34, 63, 7, 3, 2, 50, 8, 7, 5, 5, 2, 1, 6, 7, 7, 2, 7, 1, 2]. 74 percent of accesses are in the largest equivalence class. The 315 initializations are split as follows [0, 2, 0, 140, 34, 56, 0, 1, 0, 40, 8, 7, 5, 5, 0, 0, 0, 7, 0, 0, 7, 1, 2]. The 157 writes are split as follows [5, 0, 0, 139, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 1, 0, 4, 0, 4, 1, 0, 0, 0]. [2023-11-26 12:04:17,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:17,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:17,189 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:17,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:17,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:17,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:17,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:04:17,378 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:04:17,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:04:17,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:04:17,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (1/1) ... [2023-11-26 12:04:17,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:04:17,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:04:17,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:04:17,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f49d49f6-3d85-45a8-a06d-e4d89f46f217/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:04:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rxfilter [2023-11-26 12:04:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rxfilter [2023-11-26 12:04:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-11-26 12:04:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-11-26 12:04:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-26 12:04:17,493 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-26 12:04:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-26 12:04:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-26 12:04:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-26 12:04:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-26 12:04:17,494 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-26 12:04:17,494 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-26 12:04:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 12:04:17,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 12:04:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-26 12:04:17,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-26 12:04:17,495 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-26 12:04:17,495 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-26 12:04:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-26 12:04:17,496 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-26 12:04:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-26 12:04:17,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-26 12:04:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_default_phy [2023-11-26 12:04:17,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_default_phy [2023-11-26 12:04:17,496 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-26 12:04:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-26 12:04:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_75 [2023-11-26 12:04:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_75 [2023-11-26 12:04:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2023-11-26 12:04:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2023-11-26 12:04:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-26 12:04:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-26 12:04:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-26 12:04:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-26 12:04:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_check_mode [2023-11-26 12:04:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_check_mode [2023-11-26 12:04:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-26 12:04:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-26 12:04:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-26 12:04:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-26 12:04:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-26 12:04:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-26 12:04:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-26 12:04:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-26 12:04:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-26 12:04:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-26 12:04:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-26 12:04:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-26 12:04:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_remove [2023-11-26 12:04:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_remove [2023-11-26 12:04:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure sis630_set_eq [2023-11-26 12:04:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630_set_eq [2023-11-26 12:04:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2023-11-26 12:04:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2023-11-26 12:04:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-26 12:04:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-26 12:04:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 12:04:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sis900_cleanup_module_14_2 [2023-11-26 12:04:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sis900_cleanup_module_14_2 [2023-11-26 12:04:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_tx_ring [2023-11-26 12:04:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_tx_ring [2023-11-26 12:04:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-26 12:04:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-26 12:04:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_sis900_private [2023-11-26 12:04:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_sis900_private [2023-11-26 12:04:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-26 12:04:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-26 12:04:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-26 12:04:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-26 12:04:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_mode [2023-11-26 12:04:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_mode [2023-11-26 12:04:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 12:04:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 12:04:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 12:04:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 12:04:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 12:04:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 12:04:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 12:04:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 12:04:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 12:04:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 12:04:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 12:04:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 12:04:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 12:04:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 12:04:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 12:04:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 12:04:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 12:04:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 12:04:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 12:04:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 12:04:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-26 12:04:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-26 12:04:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-26 12:04:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-26 12:04:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-26 12:04:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_sis900_private [2023-11-26 12:04:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_sis900_private [2023-11-26 12:04:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-26 12:04:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-26 12:04:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-26 12:04:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-26 12:04:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-26 12:04:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-26 12:04:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-26 12:04:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-26 12:04:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-26 12:04:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-26 12:04:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_interrupt [2023-11-26 12:04:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_interrupt [2023-11-26 12:04:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset_phy [2023-11-26 12:04:17,550 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset_phy [2023-11-26 12:04:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-26 12:04:17,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-11-26 12:04:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 12:04:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-26 12:04:17,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-26 12:04:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-26 12:04:17,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-26 12:04:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:04:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-26 12:04:17,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-26 12:04:17,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 12:04:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 12:04:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 12:04:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 12:04:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 12:04:17,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 12:04:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 12:04:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 12:04:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 12:04:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 12:04:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 12:04:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 12:04:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 12:04:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 12:04:17,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 12:04:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 12:04:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 12:04:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 12:04:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 12:04:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 12:04:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-26 12:04:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-26 12:04:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-26 12:04:17,554 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-26 12:04:17,554 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-26 12:04:17,555 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_open [2023-11-26 12:04:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_open [2023-11-26 12:04:17,555 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 12:04:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 12:04:17,555 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_nway_reset [2023-11-26 12:04:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_nway_reset [2023-11-26 12:04:17,555 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-26 12:04:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-26 12:04:17,555 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-26 12:04:17,555 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-26 12:04:17,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-26 12:04:17,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-26 12:04:17,556 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-26 12:04:17,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-26 12:04:17,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:04:17,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:04:17,556 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_close [2023-11-26 12:04:17,556 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_close [2023-11-26 12:04:17,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 12:04:17,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 12:04:17,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-26 12:04:17,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-26 12:04:17,557 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-26 12:04:17,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-26 12:04:17,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-26 12:04:17,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-26 12:04:17,557 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_reset [2023-11-26 12:04:17,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_reset [2023-11-26 12:04:17,557 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-26 12:04:17,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-26 12:04:17,558 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-26 12:04:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-26 12:04:17,558 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-26 12:04:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-26 12:04:17,558 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-26 12:04:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-26 12:04:17,558 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2023-11-26 12:04:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2023-11-26 12:04:17,558 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-26 12:04:17,558 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-26 12:04:17,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 12:04:17,559 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-26 12:04:17,559 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-26 12:04:17,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_74 [2023-11-26 12:04:17,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_74 [2023-11-26 12:04:17,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 12:04:17,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 12:04:17,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 12:04:17,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 12:04:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 12:04:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 12:04:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 12:04:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 12:04:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 12:04:17,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 12:04:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 12:04:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 12:04:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 12:04:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 12:04:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 12:04:17,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 12:04:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 12:04:17,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 12:04:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 12:04:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 12:04:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-26 12:04:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-26 12:04:17,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-26 12:04:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-26 12:04:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-26 12:04:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rx_ring [2023-11-26 12:04:17,569 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rx_ring [2023-11-26 12:04:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 12:04:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 12:04:17,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 12:04:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 12:04:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 12:04:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 12:04:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 12:04:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 12:04:17,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 12:04:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 12:04:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 12:04:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 12:04:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 12:04:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 12:04:17,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 12:04:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 12:04:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 12:04:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 12:04:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 12:04:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 12:04:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-26 12:04:17,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-26 12:04:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-26 12:04:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 12:04:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 12:04:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-26 12:04:17,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-26 12:04:17,573 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-26 12:04:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-26 12:04:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-26 12:04:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-26 12:04:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2023-11-26 12:04:17,574 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2023-11-26 12:04:17,574 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-26 12:04:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-26 12:04:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-26 12:04:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-26 12:04:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_poll [2023-11-26 12:04:17,575 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_poll [2023-11-26 12:04:17,575 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-26 12:04:17,576 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-26 12:04:17,576 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-26 12:04:17,576 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-26 12:04:17,577 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-26 12:04:17,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-26 12:04:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-26 12:04:17,582 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-26 12:04:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 12:04:17,582 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 12:04:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_resume [2023-11-26 12:04:17,582 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_resume [2023-11-26 12:04:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 12:04:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 12:04:17,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 12:04:17,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 12:04:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 12:04:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 12:04:17,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 12:04:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 12:04:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 12:04:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 12:04:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 12:04:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 12:04:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 12:04:17,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 12:04:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 12:04:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 12:04:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 12:04:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 12:04:17,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 12:04:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 12:04:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-26 12:04:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-26 12:04:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-26 12:04:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 12:04:17,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 12:04:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2023-11-26 12:04:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2023-11-26 12:04:17,595 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_idle [2023-11-26 12:04:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_idle [2023-11-26 12:04:17,595 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_tx_timeout [2023-11-26 12:04:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_tx_timeout [2023-11-26 12:04:17,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-26 12:04:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-26 12:04:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-26 12:04:17,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-26 12:04:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-26 12:04:17,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-26 12:04:17,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 12:04:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 12:04:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 12:04:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 12:04:17,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 12:04:17,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 12:04:17,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 12:04:17,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 12:04:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 12:04:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 12:04:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 12:04:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 12:04:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 12:04:17,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 12:04:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 12:04:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 12:04:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 12:04:17,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 12:04:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 12:04:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 12:04:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-26 12:04:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-26 12:04:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-26 12:04:17,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-26 12:04:17,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-26 12:04:18,649 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:04:18,657 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:04:19,016 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 12:04:23,312 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-26 12:04:23,439 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:04:24,108 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:04:24,108 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 12:04:24,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:04:24 BoogieIcfgContainer [2023-11-26 12:04:24,110 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:04:24,115 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:04:24,115 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:04:24,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:04:24,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:04:09" (1/3) ... [2023-11-26 12:04:24,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@281fb7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:04:24, skipping insertion in model container [2023-11-26 12:04:24,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:04:14" (2/3) ... [2023-11-26 12:04:24,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@281fb7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:04:24, skipping insertion in model container [2023-11-26 12:04:24,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:04:24" (3/3) ... [2023-11-26 12:04:24,123 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-sis-sis900.cil.i [2023-11-26 12:04:24,146 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:04:24,146 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-26 12:04:24,266 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:04:24,273 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;@452f087, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:04:24,274 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-26 12:04:24,292 INFO L276 IsEmpty]: Start isEmpty. Operand has 2007 states, 1351 states have (on average 1.4670614359733531) internal successors, (1982), 1374 states have internal predecessors, (1982), 560 states have call successors, (560), 94 states have call predecessors, (560), 93 states have return successors, (554), 546 states have call predecessors, (554), 554 states have call successors, (554) [2023-11-26 12:04:24,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-26 12:04:24,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:24,339 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:04:24,340 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)] === [2023-11-26 12:04:24,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:24,346 INFO L85 PathProgramCache]: Analyzing trace with hash 329064910, now seen corresponding path program 1 times [2023-11-26 12:04:24,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:04:24,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391556969] [2023-11-26 12:04:24,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:24,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:04:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-26 12:04:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-26 12:04:25,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-26 12:04:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 12:04:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 12:04:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-26 12:04:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:04:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-26 12:04:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-26 12:04:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-26 12:04:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-26 12:04:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-26 12:04:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:25,743 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-26 12:04:25,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:04:25,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391556969] [2023-11-26 12:04:25,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391556969] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:04:25,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:04:25,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 12:04:25,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592187873] [2023-11-26 12:04:25,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:04:25,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 12:04:25,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:04:25,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:04:25,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 12:04:25,855 INFO L87 Difference]: Start difference. First operand has 2007 states, 1351 states have (on average 1.4670614359733531) internal successors, (1982), 1374 states have internal predecessors, (1982), 560 states have call successors, (560), 94 states have call predecessors, (560), 93 states have return successors, (554), 546 states have call predecessors, (554), 554 states have call successors, (554) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-26 12:04:34,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:04:34,495 INFO L93 Difference]: Finished difference Result 6339 states and 10152 transitions. [2023-11-26 12:04:34,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 12:04:34,498 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 131 [2023-11-26 12:04:34,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:04:34,573 INFO L225 Difference]: With dead ends: 6339 [2023-11-26 12:04:34,573 INFO L226 Difference]: Without dead ends: 4345 [2023-11-26 12:04:34,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:04:34,610 INFO L413 NwaCegarLoop]: 1809 mSDtfsCounter, 4621 mSDsluCounter, 2578 mSDsCounter, 0 mSdLazyCounter, 3372 mSolverCounterSat, 1666 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5163 SdHoareTripleChecker+Valid, 4387 SdHoareTripleChecker+Invalid, 5038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1666 IncrementalHoareTripleChecker+Valid, 3372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-11-26 12:04:34,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5163 Valid, 4387 Invalid, 5038 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1666 Valid, 3372 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2023-11-26 12:04:34,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2023-11-26 12:04:35,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 3899. [2023-11-26 12:04:35,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3899 states, 2650 states have (on average 1.4320754716981132) internal successors, (3795), 2695 states have internal predecessors, (3795), 1064 states have call successors, (1064), 183 states have call predecessors, (1064), 182 states have return successors, (1060), 1044 states have call predecessors, (1060), 1060 states have call successors, (1060) [2023-11-26 12:04:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3899 states and 5919 transitions. [2023-11-26 12:04:35,064 INFO L78 Accepts]: Start accepts. Automaton has 3899 states and 5919 transitions. Word has length 131 [2023-11-26 12:04:35,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:04:35,067 INFO L495 AbstractCegarLoop]: Abstraction has 3899 states and 5919 transitions. [2023-11-26 12:04:35,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-26 12:04:35,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3899 states and 5919 transitions. [2023-11-26 12:04:35,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-26 12:04:35,077 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:35,077 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:04:35,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 12:04:35,078 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)] === [2023-11-26 12:04:35,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:35,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1300277968, now seen corresponding path program 1 times [2023-11-26 12:04:35,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:04:35,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191444692] [2023-11-26 12:04:35,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:35,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:04:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-26 12:04:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-26 12:04:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-26 12:04:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 12:04:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 12:04:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-26 12:04:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:04:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-26 12:04:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-26 12:04:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-26 12:04:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-26 12:04:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-26 12:04:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-26 12:04:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:35,800 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-26 12:04:35,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:04:35,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191444692] [2023-11-26 12:04:35,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191444692] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:04:35,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:04:35,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 12:04:35,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265595115] [2023-11-26 12:04:35,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:04:35,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 12:04:35,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:04:35,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:04:35,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 12:04:35,805 INFO L87 Difference]: Start difference. First operand 3899 states and 5919 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-26 12:04:44,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 12:04:44,117 INFO L93 Difference]: Finished difference Result 12417 states and 19054 transitions. [2023-11-26 12:04:44,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-26 12:04:44,117 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 135 [2023-11-26 12:04:44,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 12:04:44,201 INFO L225 Difference]: With dead ends: 12417 [2023-11-26 12:04:44,202 INFO L226 Difference]: Without dead ends: 8541 [2023-11-26 12:04:44,227 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 12:04:44,229 INFO L413 NwaCegarLoop]: 1815 mSDtfsCounter, 4620 mSDsluCounter, 2555 mSDsCounter, 0 mSdLazyCounter, 3306 mSolverCounterSat, 1711 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5154 SdHoareTripleChecker+Valid, 4370 SdHoareTripleChecker+Invalid, 5017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1711 IncrementalHoareTripleChecker+Valid, 3306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-11-26 12:04:44,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5154 Valid, 4370 Invalid, 5017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1711 Valid, 3306 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2023-11-26 12:04:44,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8541 states. [2023-11-26 12:04:44,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8541 to 8010. [2023-11-26 12:04:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8010 states, 5508 states have (on average 1.4442628903413217) internal successors, (7955), 5608 states have internal predecessors, (7955), 2130 states have call successors, (2130), 364 states have call predecessors, (2130), 369 states have return successors, (2164), 2087 states have call predecessors, (2164), 2126 states have call successors, (2164) [2023-11-26 12:04:44,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8010 states to 8010 states and 12249 transitions. [2023-11-26 12:04:44,885 INFO L78 Accepts]: Start accepts. Automaton has 8010 states and 12249 transitions. Word has length 135 [2023-11-26 12:04:44,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 12:04:44,887 INFO L495 AbstractCegarLoop]: Abstraction has 8010 states and 12249 transitions. [2023-11-26 12:04:44,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-26 12:04:44,887 INFO L276 IsEmpty]: Start isEmpty. Operand 8010 states and 12249 transitions. [2023-11-26 12:04:44,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-26 12:04:44,891 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 12:04:44,891 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:04:44,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 12:04:44,892 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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)] === [2023-11-26 12:04:44,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:04:44,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1357053493, now seen corresponding path program 1 times [2023-11-26 12:04:44,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:04:44,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822151041] [2023-11-26 12:04:44,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:04:44,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:04:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-26 12:04:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-26 12:04:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-26 12:04:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-26 12:04:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-26 12:04:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-26 12:04:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 12:04:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-26 12:04:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-26 12:04:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-26 12:04:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 12:04:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-26 12:04:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-11-26 12:04:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:04:45,367 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-26 12:04:45,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:04:45,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822151041] [2023-11-26 12:04:45,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822151041] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:04:45,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:04:45,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 12:04:45,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840532219] [2023-11-26 12:04:45,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:04:45,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 12:04:45,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:04:45,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 12:04:45,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 12:04:45,371 INFO L87 Difference]: Start difference. First operand 8010 states and 12249 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14)