./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.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_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9c2c545000a4aace2bf2b77eaabc1a02d1a98ac54a14fcddb371fd030b12710a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:14:25,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:14:25,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 13:14:25,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:14:25,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:14:25,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:14:25,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:14:25,554 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:14:25,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:14:25,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:14:25,556 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:14:25,556 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:14:25,557 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:14:25,557 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:14:25,558 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:14:25,558 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:14:25,559 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:14:25,559 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:14:25,560 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:14:25,560 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:14:25,561 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:14:25,562 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:14:25,563 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:14:25,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:14:25,564 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:14:25,564 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:14:25,565 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:14:25,565 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:14:25,566 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:14:25,566 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:14:25,566 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:14:25,567 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:14:25,567 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:14:25,567 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:14:25,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:14:25,568 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:14:25,568 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:14:25,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:14:25,568 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:14:25,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:14:25,569 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:14:25,569 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:14:25,569 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:14:25,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:14:25,570 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c2c545000a4aace2bf2b77eaabc1a02d1a98ac54a14fcddb371fd030b12710a [2023-12-02 13:14:25,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:14:25,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:14:25,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:14:25,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:14:25,815 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:14:25,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i [2023-12-02 13:14:28,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:14:29,048 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:14:29,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i [2023-12-02 13:14:29,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/data/0607fc6b8/420c09026e6b43b7a77c35d6eda0c002/FLAG72cd4255e [2023-12-02 13:14:29,097 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/data/0607fc6b8/420c09026e6b43b7a77c35d6eda0c002 [2023-12-02 13:14:29,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:14:29,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:14:29,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:14:29,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:14:29,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:14:29,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:14:29" (1/1) ... [2023-12-02 13:14:29,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c2d9058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:29, skipping insertion in model container [2023-12-02 13:14:29,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:14:29" (1/1) ... [2023-12-02 13:14:29,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:14:32,416 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_5b2a77bd-f612-4831-b7b7-cfc6bc237066/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[393820,393833] [2023-12-02 13:14:32,420 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_5b2a77bd-f612-4831-b7b7-cfc6bc237066/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[393989,394002] [2023-12-02 13:14:32,420 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_5b2a77bd-f612-4831-b7b7-cfc6bc237066/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[394156,394169] [2023-12-02 13:14:32,421 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_5b2a77bd-f612-4831-b7b7-cfc6bc237066/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[394324,394337] [2023-12-02 13:14:32,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:14:32,547 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:14:32,638 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"); [5746] [2023-12-02 13:14:32,639 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)); [5753] [2023-12-02 13:14:32,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5760] [2023-12-02 13:14:32,641 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)); [5800-5801] [2023-12-02 13:14:32,641 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"); [5806-5808] [2023-12-02 13:14:32,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/dynamic_queue_limits.h"), "i" (74), "i" (12UL)); [5979-5980] [2023-12-02 13:14:32,648 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)); [6083-6084] [2023-12-02 13:14:32,650 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)); [6117-6118] [2023-12-02 13:14:32,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [6154-6155] [2023-12-02 13:14:32,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [6191-6192] [2023-12-02 13:14:32,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [6577-6578] [2023-12-02 13:14:32,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6584] [2023-12-02 13:14:32,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6764] [2023-12-02 13:14:32,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6804] [2023-12-02 13:14:32,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/broadcom/b44.c"), "i" (630), "i" (12UL)); [8096-8097] [2023-12-02 13:14:32,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8332] [2023-12-02 13:14:32,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8665] [2023-12-02 13:14:32,775 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/broadcom/b44.c"), "i" (1840), "i" (12UL)); [9873-9874] [2023-12-02 13:14:32,778 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/broadcom/b44.c"), "i" (1889), "i" (12UL)); [9958-9959] [2023-12-02 13:14:32,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/broadcom/b44.c"), "i" (2139), "i" (12UL)); [10318-10319] [2023-12-02 13:14:32,788 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/broadcom/b44.c"), "i" (2211), "i" (12UL)); [10410-10411] [2023-12-02 13:14:32,858 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_5b2a77bd-f612-4831-b7b7-cfc6bc237066/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[393820,393833] [2023-12-02 13:14:32,859 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_5b2a77bd-f612-4831-b7b7-cfc6bc237066/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[393989,394002] [2023-12-02 13:14:32,859 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_5b2a77bd-f612-4831-b7b7-cfc6bc237066/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[394156,394169] [2023-12-02 13:14:32,860 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_5b2a77bd-f612-4831-b7b7-cfc6bc237066/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i[394324,394337] [2023-12-02 13:14:32,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:14:33,086 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:14:33,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33 WrapperNode [2023-12-02 13:14:33,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:14:33,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:14:33,088 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:14:33,088 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:14:33,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,506 INFO L138 Inliner]: procedures = 548, calls = 3167, calls flagged for inlining = 281, calls inlined = 241, statements flattened = 7440 [2023-12-02 13:14:33,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:14:33,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:14:33,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:14:33,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:14:33,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,556 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,770 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,844 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:14:33,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:14:33,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:14:33,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:14:33,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (1/1) ... [2023-12-02 13:14:33,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:14:33,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:14:33,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:14:33,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2a77bd-f612-4831-b7b7-cfc6bc237066/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:14:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_flow_ctrl [2023-12-02 13:14:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_flow_ctrl [2023-12-02 13:14:33,981 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_set_drvdata [2023-12-02 13:14:33,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_set_drvdata [2023-12-02 13:14:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_rings [2023-12-02 13:14:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_rings [2023-12-02 13:14:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-12-02 13:14:33,982 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-12-02 13:14:33,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-12-02 13:14:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-12-02 13:14:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-12-02 13:14:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-12-02 13:14:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2023-12-02 13:14:33,983 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2023-12-02 13:14:33,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 13:14:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 13:14:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-12-02 13:14:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-12-02 13:14:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-12-02 13:14:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-12-02 13:14:33,984 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-12-02 13:14:33,984 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-12-02 13:14:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-12-02 13:14:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-12-02 13:14:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-12-02 13:14:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-12-02 13:14:33,985 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-12-02 13:14:33,985 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-12-02 13:14:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2023-12-02 13:14:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2023-12-02 13:14:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure bwfilter_table [2023-12-02 13:14:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure bwfilter_table [2023-12-02 13:14:33,986 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-12-02 13:14:33,986 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-12-02 13:14:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-12-02 13:14:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-12-02 13:14:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-12-02 13:14:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-12-02 13:14:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 13:14:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 13:14:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure b44_adjust_link [2023-12-02 13:14:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_adjust_link [2023-12-02 13:14:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 13:14:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure b44_writephy [2023-12-02 13:14:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_writephy [2023-12-02 13:14:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure b44_pci_exit [2023-12-02 13:14:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_pci_exit [2023-12-02 13:14:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure b44_init_hw [2023-12-02 13:14:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_init_hw [2023-12-02 13:14:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2023-12-02 13:14:33,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2023-12-02 13:14:33,989 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-12-02 13:14:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-12-02 13:14:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-12-02 13:14:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-12-02 13:14:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_pcihost_set_power_state [2023-12-02 13:14:33,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_pcihost_set_power_state [2023-12-02 13:14:33,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-02 13:14:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_writephy [2023-12-02 13:14:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_writephy [2023-12-02 13:14:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-12-02 13:14:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-12-02 13:14:33,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-12-02 13:14:33,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-12-02 13:14:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 13:14:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-12-02 13:14:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-12-02 13:14:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-12-02 13:14:33,992 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-12-02 13:14:33,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_b44 [2023-12-02 13:14:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_b44 [2023-12-02 13:14:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 13:14:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-12-02 13:14:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-12-02 13:14:33,993 INFO L130 BoogieDeclarations]: Found specification of procedure b44_interrupt [2023-12-02 13:14:33,993 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_interrupt [2023-12-02 13:14:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-12-02 13:14:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-12-02 13:14:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-12-02 13:14:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-12-02 13:14:33,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-12-02 13:14:33,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-12-02 13:14:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure b44_magic_pattern [2023-12-02 13:14:33,995 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_magic_pattern [2023-12-02 13:14:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-12-02 13:14:33,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-12-02 13:14:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure bw32 [2023-12-02 13:14:33,995 INFO L138 BoogieDeclarations]: Found implementation of procedure bw32 [2023-12-02 13:14:33,995 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_may_powerdown [2023-12-02 13:14:33,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_may_powerdown [2023-12-02 13:14:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-12-02 13:14:33,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2023-12-02 13:14:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 13:14:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-12-02 13:14:33,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-12-02 13:14:33,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-12-02 13:14:33,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-12-02 13:14:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-12-02 13:14:33,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-12-02 13:14:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2023-12-02 13:14:33,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2023-12-02 13:14:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:14:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-12-02 13:14:33,997 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-12-02 13:14:33,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-02 13:14:33,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-02 13:14:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-12-02 13:14:33,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-12-02 13:14:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 13:14:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-12-02 13:14:33,998 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-12-02 13:14:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_readphy [2023-12-02 13:14:33,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_readphy [2023-12-02 13:14:33,998 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-12-02 13:14:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-12-02 13:14:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure b44_phy_reset [2023-12-02 13:14:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_phy_reset [2023-12-02 13:14:33,999 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-12-02 13:14:33,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-12-02 13:14:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-12-02 13:14:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-12-02 13:14:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-12-02 13:14:34,000 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-12-02 13:14:34,000 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-12-02 13:14:34,001 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-12-02 13:14:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure b44_remove_one [2023-12-02 13:14:34,001 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_remove_one [2023-12-02 13:14:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-12-02 13:14:34,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-12-02 13:14:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure b44_stats_update [2023-12-02 13:14:34,001 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_stats_update [2023-12-02 13:14:34,001 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2023-12-02 13:14:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2023-12-02 13:14:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-12-02 13:14:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-12-02 13:14:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-12-02 13:14:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-12-02 13:14:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:14:34,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:14:34,002 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-12-02 13:14:34,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-12-02 13:14:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 13:14:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 13:14:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 13:14:34,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 13:14:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure b44_readphy [2023-12-02 13:14:34,003 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_readphy [2023-12-02 13:14:34,003 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2023-12-02 13:14:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2023-12-02 13:14:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_rx_mode [2023-12-02 13:14:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_rx_mode [2023-12-02 13:14:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_consistent [2023-12-02 13:14:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_consistent [2023-12-02 13:14:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure b44_enable_ints [2023-12-02 13:14:34,004 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_enable_ints [2023-12-02 13:14:34,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-12-02 13:14:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-12-02 13:14:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-12-02 13:14:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-12-02 13:14:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-12-02 13:14:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-12-02 13:14:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-12-02 13:14:34,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-12-02 13:14:34,005 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2023-12-02 13:14:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2023-12-02 13:14:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_device_enable [2023-12-02 13:14:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_device_enable [2023-12-02 13:14:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_get_drvdata [2023-12-02 13:14:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_get_drvdata [2023-12-02 13:14:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_rx_mode [2023-12-02 13:14:34,006 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_rx_mode [2023-12-02 13:14:34,006 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2023-12-02 13:14:34,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2023-12-02 13:14:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 13:14:34,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 13:14:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-12-02 13:14:34,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-12-02 13:14:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure ssb_bus_powerup [2023-12-02 13:14:34,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ssb_bus_powerup [2023-12-02 13:14:34,007 INFO L130 BoogieDeclarations]: Found specification of procedure b44_sync_dma_desc_for_device [2023-12-02 13:14:34,007 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_sync_dma_desc_for_device [2023-12-02 13:14:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-12-02 13:14:34,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-12-02 13:14:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure br32 [2023-12-02 13:14:34,008 INFO L138 BoogieDeclarations]: Found implementation of procedure br32 [2023-12-02 13:14:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2023-12-02 13:14:34,008 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2023-12-02 13:14:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 13:14:34,008 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-12-02 13:14:34,009 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-12-02 13:14:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 13:14:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_cam_write [2023-12-02 13:14:34,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_cam_write [2023-12-02 13:14:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure b44_tx_timeout [2023-12-02 13:14:34,009 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_tx_timeout [2023-12-02 13:14:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 13:14:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure b44_alloc_rx_skb [2023-12-02 13:14:34,009 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_alloc_rx_skb [2023-12-02 13:14:34,009 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 13:14:34,010 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 13:14:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure b44_chip_reset [2023-12-02 13:14:34,010 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_chip_reset [2023-12-02 13:14:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-12-02 13:14:34,010 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-12-02 13:14:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-12-02 13:14:34,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-12-02 13:14:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-12-02 13:14:34,010 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-12-02 13:14:34,010 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2023-12-02 13:14:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2023-12-02 13:14:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure b44_halt [2023-12-02 13:14:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_halt [2023-12-02 13:14:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-12-02 13:14:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-12-02 13:14:34,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2023-12-02 13:14:34,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2023-12-02 13:14:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-12-02 13:14:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-12-02 13:14:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-12-02 13:14:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-12-02 13:14:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_wol [2023-12-02 13:14:34,012 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_wol [2023-12-02 13:14:34,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-12-02 13:14:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-12-02 13:14:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_62 [2023-12-02 13:14:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_62 [2023-12-02 13:14:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-12-02 13:14:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-12-02 13:14:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-12-02 13:14:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-12-02 13:14:34,013 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-12-02 13:14:34,013 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-12-02 13:14:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-12-02 13:14:34,014 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-12-02 13:14:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-12-02 13:14:34,014 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-12-02 13:14:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-02 13:14:34,014 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-02 13:14:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 13:14:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure b44_disable_ints [2023-12-02 13:14:34,014 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_disable_ints [2023-12-02 13:14:34,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 13:14:34,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 13:14:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2023-12-02 13:14:34,015 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2023-12-02 13:14:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-12-02 13:14:34,015 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-12-02 13:14:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-12-02 13:14:34,015 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-12-02 13:14:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_b44 [2023-12-02 13:14:34,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_b44 [2023-12-02 13:14:34,015 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_disable_ints [2023-12-02 13:14:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_disable_ints [2023-12-02 13:14:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_63 [2023-12-02 13:14:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_63 [2023-12-02 13:14:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure b44_check_phy [2023-12-02 13:14:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_check_phy [2023-12-02 13:14:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-12-02 13:14:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-12-02 13:14:34,016 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2023-12-02 13:14:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2023-12-02 13:14:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure b44_link_report [2023-12-02 13:14:34,017 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_link_report [2023-12-02 13:14:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure b44_set_flow_ctrl [2023-12-02 13:14:34,017 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_set_flow_ctrl [2023-12-02 13:14:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure __b44_set_mac_addr [2023-12-02 13:14:34,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __b44_set_mac_addr [2023-12-02 13:14:34,017 INFO L130 BoogieDeclarations]: Found specification of procedure b44_free_rings [2023-12-02 13:14:34,017 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_free_rings [2023-12-02 13:14:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-12-02 13:14:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-12-02 13:14:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure b44_wait_bit [2023-12-02 13:14:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_wait_bit [2023-12-02 13:14:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:14:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-12-02 13:14:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-12-02 13:14:34,018 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-12-02 13:14:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-12-02 13:14:34,019 INFO L130 BoogieDeclarations]: Found specification of procedure b44_setup_phy [2023-12-02 13:14:34,019 INFO L138 BoogieDeclarations]: Found implementation of procedure b44_setup_phy [2023-12-02 13:14:34,932 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:14:34,937 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:14:35,224 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 13:15:03,159 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-12-02 13:15:03,810 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:15:08,058 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:15:08,059 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-02 13:15:08,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:15:08 BoogieIcfgContainer [2023-12-02 13:15:08,061 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:15:08,064 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:15:08,064 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:15:08,067 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:15:08,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:14:29" (1/3) ... [2023-12-02 13:15:08,067 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764eb549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:15:08, skipping insertion in model container [2023-12-02 13:15:08,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:14:33" (2/3) ... [2023-12-02 13:15:08,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764eb549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:15:08, skipping insertion in model container [2023-12-02 13:15:08,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:15:08" (3/3) ... [2023-12-02 13:15:08,069 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-b44.cil.i [2023-12-02 13:15:08,085 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:15:08,085 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-12-02 13:15:08,270 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:15:08,277 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3eebdb1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:15:08,278 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-12-02 13:15:08,291 INFO L276 IsEmpty]: Start isEmpty. Operand has 1817 states, 1027 states have (on average 1.2706913339824732) internal successors, (1305), 1061 states have internal predecessors, (1305), 656 states have call successors, (656), 132 states have call predecessors, (656), 131 states have return successors, (651), 645 states have call predecessors, (651), 651 states have call successors, (651) [2023-12-02 13:15:08,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-02 13:15:08,312 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:15:08,312 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:15:08,313 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-12-02 13:15:08,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:15:08,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1888565862, now seen corresponding path program 1 times [2023-12-02 13:15:08,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:15:08,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282900968] [2023-12-02 13:15:08,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:15:08,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms