./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91 --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 feb02663affd7e4c003d8324eb6559c2b1c7df1dc7a9939ecc43acad783d9e59 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:28,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:28,577 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:49:28,583 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:28,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:28,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:28,621 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:28,622 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:28,623 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:28,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:28,629 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:28,629 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:28,630 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:28,632 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:49:28,632 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:28,633 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:28,633 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:49:28,634 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:49:28,634 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:28,635 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:49:28,635 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:49:28,636 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:49:28,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:28,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:28,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:49:28,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:28,639 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:28,639 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:28,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:28,640 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:28,641 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:28,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:28,642 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:28,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:28,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:28,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:28,644 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:28,644 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:28,644 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:49:28,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:49:28,645 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:28,645 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:28,645 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:28,645 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:28,646 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_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> feb02663affd7e4c003d8324eb6559c2b1c7df1dc7a9939ecc43acad783d9e59 [2023-11-24 23:49:29,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:29,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:29,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:29,040 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:29,041 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:29,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2023-11-24 23:49:32,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:33,087 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:33,087 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2023-11-24 23:49:33,168 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/data/fb254ab88/87e9a064cd834e208d1fb5a6798a7af0/FLAGa52c9bbe1 [2023-11-24 23:49:33,182 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/data/fb254ab88/87e9a064cd834e208d1fb5a6798a7af0 [2023-11-24 23:49:33,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:33,187 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:33,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:33,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:33,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:33,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:33" (1/1) ... [2023-11-24 23:49:33,196 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e2568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:33, skipping insertion in model container [2023-11-24 23:49:33,196 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:33" (1/1) ... [2023-11-24 23:49:33,483 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:38,481 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_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[537724,537737] [2023-11-24 23:49:38,487 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_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[537890,537903] [2023-11-24 23:49:38,488 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_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[538054,538067] [2023-11-24 23:49:38,488 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_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[538219,538232] [2023-11-24 23:49:38,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:38,725 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:38,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5078] [2023-11-24 23:49:38,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5081] [2023-11-24 23:49:38,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5084] [2023-11-24 23:49:38,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5087] [2023-11-24 23:49:38,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5113] [2023-11-24 23:49:38,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5120] [2023-11-24 23:49:38,888 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/media/pci/cx25821/cx25821-core.c"), "i" (460), "i" (12UL)); [5510-5511] [2023-11-24 23:49:38,894 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/media/pci/cx25821/cx25821-core.c"), "i" (528), "i" (12UL)); [5623-5624] [2023-11-24 23:49:38,992 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/media/pci/cx25821/cx25821-core.c"), "i" (1082), "i" (12UL)); [6497-6498] [2023-11-24 23:49:38,998 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/media/pci/cx25821/cx25821-core.c"), "i" (1177), "i" (12UL)); [6644-6645] [2023-11-24 23:49:39,001 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/media/pci/cx25821/cx25821-core.c"), "i" (1210), "i" (12UL)); [6725-6726] [2023-11-24 23:49:39,267 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"); [12546] [2023-11-24 23:49:39,287 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/media/pci/cx25821/cx25821-video.c"), "i" (290), "i" (12UL)); [13049-13050] [2023-11-24 23:49:39,291 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/media/pci/cx25821/cx25821-video.c"), "i" (374), "i" (12UL)); [13160-13161] [2023-11-24 23:49:39,447 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/d4e00c1/linux-kernel-locking-mutex/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [15466-15467] [2023-11-24 23:49:39,448 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"); [15472-15474] [2023-11-24 23:49:39,456 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/media/pci/cx25821/cx25821-video-upstream.c"), "i" (63), "i" (12UL)); [15686-15687] [2023-11-24 23:49:39,527 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_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[537724,537737] [2023-11-24 23:49:39,527 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_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[537890,537903] [2023-11-24 23:49:39,528 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_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[538054,538067] [2023-11-24 23:49:39,528 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_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i[538219,538232] [2023-11-24 23:49:39,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:39,866 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:49:39,867 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:49:39,877 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:39,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39 WrapperNode [2023-11-24 23:49:39,878 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:39,879 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:39,879 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:39,880 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:39,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:40,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:42,816 INFO L138 Inliner]: procedures = 523, calls = 9235, calls flagged for inlining = 312, calls inlined = 299, statements flattened = 19337 [2023-11-24 23:49:42,818 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:42,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:42,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:42,819 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:42,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:42,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:44,035 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:44,047 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:46,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:46,509 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:46,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:46,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:46,842 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:46,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:46,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:46,845 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:46,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:46,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:46,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:46,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:46,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7fcd7fe-fc05-4407-9f80-bab570edcd4e/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:49:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:49:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_buffer_release [2023-11-24 23:49:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_buffer_release [2023-11-24 23:49:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2023-11-24 23:49:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2023-11-24 23:49:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2023-11-24 23:49:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2023-11-24 23:49:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:49:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:49:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_i2c_read [2023-11-24 23:49:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_i2c_read [2023-11-24 23:49:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-24 23:49:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-24 23:49:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_s_std [2023-11-24 23:49:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_s_std [2023-11-24 23:49:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2023-11-24 23:49:46,974 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2023-11-24 23:49:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_format_by_fourcc [2023-11-24 23:49:46,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_format_by_fourcc [2023-11-24 23:49:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure setBitAtPos [2023-11-24 23:49:46,975 INFO L138 BoogieDeclarations]: Found implementation of procedure setBitAtPos [2023-11-24 23:49:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_set_vip_mode [2023-11-24 23:49:46,975 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_set_vip_mode [2023-11-24 23:49:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-24 23:49:46,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-24 23:49:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_dma [2023-11-24 23:49:46,977 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_dma [2023-11-24 23:49:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:49:46,977 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:49:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_slave_did_ack [2023-11-24 23:49:46,978 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_slave_did_ack [2023-11-24 23:49:46,978 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-24 23:49:46,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_cx25821_dev [2023-11-24 23:49:46,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_cx25821_dev [2023-11-24 23:49:46,979 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:49:46,980 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:49:46,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:49:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:49:46,982 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:49:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:49:46,982 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_wait_done [2023-11-24 23:49:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_wait_done [2023-11-24 23:49:46,983 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2023-11-24 23:49:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2023-11-24 23:49:46,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:49:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:49:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_enum_input [2023-11-24 23:49:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_enum_input [2023-11-24 23:49:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:49:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:49:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure convert_to_twos [2023-11-24 23:49:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure convert_to_twos [2023-11-24 23:49:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:49:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-24 23:49:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-24 23:49:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-24 23:49:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-24 23:49:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:49:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:49:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:49:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_s_input [2023-11-24 23:49:46,988 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_s_input [2023-11-24 23:49:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2023-11-24 23:49:46,989 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2023-11-24 23:49:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_finidev [2023-11-24 23:49:46,989 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_finidev [2023-11-24 23:49:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:49:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:49:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:49:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_risc_field [2023-11-24 23:49:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_risc_field [2023-11-24 23:49:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_restart_video_queue [2023-11-24 23:49:46,991 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_restart_video_queue [2023-11-24 23:49:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:49:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2023-11-24 23:49:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2023-11-24 23:49:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:49:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:49:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:49:46,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:49:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:49:46,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:49:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_try_fmt_vid_out [2023-11-24 23:49:46,994 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_try_fmt_vid_out [2023-11-24 23:49:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure video_read [2023-11-24 23:49:46,994 INFO L138 BoogieDeclarations]: Found implementation of procedure video_read [2023-11-24 23:49:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-24 23:49:46,996 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-24 23:49:46,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:49:46,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:49:46,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:49:46,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:49:46,997 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2023-11-24 23:49:46,998 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2023-11-24 23:49:46,998 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_querycap [2023-11-24 23:49:46,998 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_querycap [2023-11-24 23:49:46,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:49:46,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:49:46,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:49:46,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:49:47,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:49:47,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2023-11-24 23:49:47,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2023-11-24 23:49:47,000 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_functionality [2023-11-24 23:49:47,000 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_functionality [2023-11-24 23:49:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-24 23:49:47,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-24 23:49:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2023-11-24 23:49:47,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2023-11-24 23:49:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_stop_upstream_video [2023-11-24 23:49:47,002 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_stop_upstream_video [2023-11-24 23:49:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_start_video_dma [2023-11-24 23:49:47,003 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_start_video_dma [2023-11-24 23:49:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:49:47,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:49:47,004 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:49:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:49:47,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:49:47,004 INFO L130 BoogieDeclarations]: Found specification of procedure video_release [2023-11-24 23:49:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure video_release [2023-11-24 23:49:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:49:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:49:47,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:49:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_i2c_write [2023-11-24 23:49:47,012 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_i2c_write [2023-11-24 23:49:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_sendbytes [2023-11-24 23:49:47,013 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_sendbytes [2023-11-24 23:49:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:49:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:49:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-24 23:49:47,021 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-24 23:49:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_try_fmt_vid_cap [2023-11-24 23:49:47,021 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_try_fmt_vid_cap [2023-11-24 23:49:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_cx25821_dev [2023-11-24 23:49:47,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_cx25821_dev [2023-11-24 23:49:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure video_write [2023-11-24 23:49:47,023 INFO L138 BoogieDeclarations]: Found implementation of procedure video_write [2023-11-24 23:49:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure clearBitAtPos [2023-11-24 23:49:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure clearBitAtPos [2023-11-24 23:49:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_risc_field_upstream [2023-11-24 23:49:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_risc_field_upstream [2023-11-24 23:49:47,024 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-24 23:49:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-24 23:49:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2023-11-24 23:49:47,025 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2023-11-24 23:49:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_g_output [2023-11-24 23:49:47,025 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_g_output [2023-11-24 23:49:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:47,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-24 23:49:47,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-24 23:49:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure video_out_release [2023-11-24 23:49:47,026 INFO L138 BoogieDeclarations]: Found implementation of procedure video_out_release [2023-11-24 23:49:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_xfer [2023-11-24 23:49:47,027 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_xfer [2023-11-24 23:49:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:49:47,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:49:47,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:49:47,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:49:47,028 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_s_ctrl [2023-11-24 23:49:47,028 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_s_ctrl [2023-11-24 23:49:47,029 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2023-11-24 23:49:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2023-11-24 23:49:47,029 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-24 23:49:47,029 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-24 23:49:47,029 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_reqbufs [2023-11-24 23:49:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_reqbufs [2023-11-24 23:49:47,030 INFO L130 BoogieDeclarations]: Found specification of procedure mapM [2023-11-24 23:49:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure mapM [2023-11-24 23:49:47,030 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_dev_unregister [2023-11-24 23:49:47,030 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_dev_unregister [2023-11-24 23:49:47,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:49:47,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:49:47,031 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_video_unregister [2023-11-24 23:49:47,031 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_video_unregister [2023-11-24 23:49:47,031 INFO L130 BoogieDeclarations]: Found specification of procedure btcx_riscmem_free [2023-11-24 23:49:47,032 INFO L138 BoogieDeclarations]: Found implementation of procedure btcx_riscmem_free [2023-11-24 23:49:47,032 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_enum_output [2023-11-24 23:49:47,032 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_enum_output [2023-11-24 23:49:47,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:49:47,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:49:47,033 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-24 23:49:47,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-24 23:49:47,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-11-24 23:49:47,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-11-24 23:49:47,033 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2023-11-24 23:49:47,034 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2023-11-24 23:49:47,034 INFO L130 BoogieDeclarations]: Found specification of procedure video_poll [2023-11-24 23:49:47,034 INFO L138 BoogieDeclarations]: Found implementation of procedure video_poll [2023-11-24 23:49:47,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:49:47,034 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-24 23:49:47,035 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-24 23:49:47,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:49:47,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-24 23:49:47,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-24 23:49:47,035 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_readbytes [2023-11-24 23:49:47,036 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_readbytes [2023-11-24 23:49:47,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:49:47,036 INFO L130 BoogieDeclarations]: Found specification of procedure medusa_set_videostandard [2023-11-24 23:49:47,036 INFO L138 BoogieDeclarations]: Found implementation of procedure medusa_set_videostandard [2023-11-24 23:49:47,036 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:49:47,037 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:49:47,037 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_s_output [2023-11-24 23:49:47,037 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_s_output [2023-11-24 23:49:47,037 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:49:47,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-11-24 23:49:47,038 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_g_std [2023-11-24 23:49:47,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_g_std [2023-11-24 23:49:47,038 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_sram_channel_setup [2023-11-24 23:49:47,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_sram_channel_setup [2023-11-24 23:49:47,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_cx25821_dev [2023-11-24 23:49:47,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_cx25821_dev [2023-11-24 23:49:47,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:49:47,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:49:47,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-24 23:49:47,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-24 23:49:47,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:49:47,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:49:47,040 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2023-11-24 23:49:47,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2023-11-24 23:49:47,040 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_qbuf [2023-11-24 23:49:47,041 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_qbuf [2023-11-24 23:49:47,041 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_shutdown [2023-11-24 23:49:47,041 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_shutdown [2023-11-24 23:49:47,041 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2023-11-24 23:49:47,041 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2023-11-24 23:49:47,042 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-24 23:49:47,042 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-24 23:49:47,042 INFO L130 BoogieDeclarations]: Found specification of procedure btcx_riscmem_alloc [2023-11-24 23:49:47,042 INFO L138 BoogieDeclarations]: Found implementation of procedure btcx_riscmem_alloc [2023-11-24 23:49:47,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:49:47,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:49:47,043 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_video_mmap [2023-11-24 23:49:47,043 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_video_mmap [2023-11-24 23:49:47,043 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_g_input [2023-11-24 23:49:47,043 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_g_input [2023-11-24 23:49:47,044 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:49:47,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:49:47,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:49:47,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:49:47,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cx25821_fini_16_2 [2023-11-24 23:49:47,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cx25821_fini_16_2 [2023-11-24 23:49:47,045 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_open [2023-11-24 23:49:47,045 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_open [2023-11-24 23:49:47,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:49:47,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:49:47,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:49:47,047 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-24 23:49:47,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-11-24 23:49:47,052 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_g_fmt_vid_cap [2023-11-24 23:49:47,052 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_g_fmt_vid_cap [2023-11-24 23:49:47,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_30 [2023-11-24 23:49:47,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_30 [2023-11-24 23:49:47,053 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_risc_buffer [2023-11-24 23:49:47,053 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_risc_buffer [2023-11-24 23:49:47,053 INFO L130 BoogieDeclarations]: Found specification of procedure medusa_enable_bluefield_output [2023-11-24 23:49:47,053 INFO L138 BoogieDeclarations]: Found implementation of procedure medusa_enable_bluefield_output [2023-11-24 23:49:47,054 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_log_status [2023-11-24 23:49:47,056 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_log_status [2023-11-24 23:49:47,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2023-11-24 23:49:47,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2023-11-24 23:49:47,057 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_initdev [2023-11-24 23:49:47,057 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_initdev [2023-11-24 23:49:47,057 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-24 23:49:47,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-24 23:49:47,058 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_out [2023-11-24 23:49:47,058 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_out [2023-11-24 23:49:47,058 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_risc_decode [2023-11-24 23:49:47,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_risc_decode [2023-11-24 23:49:47,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:49:47,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:49:47,059 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_querybuf [2023-11-24 23:49:47,059 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_querybuf [2023-11-24 23:49:47,059 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2023-11-24 23:49:47,059 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2023-11-24 23:49:47,060 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_iounmap [2023-11-24 23:49:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_iounmap [2023-11-24 23:49:47,060 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-24 23:49:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-24 23:49:47,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2023-11-24 23:49:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2023-11-24 23:49:47,061 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:49:47,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-24 23:49:47,061 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_vidioc_enum_fmt_vid_cap [2023-11-24 23:49:47,061 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_vidioc_enum_fmt_vid_cap [2023-11-24 23:49:47,061 INFO L130 BoogieDeclarations]: Found specification of procedure cx25821_free_buffer [2023-11-24 23:49:47,062 INFO L138 BoogieDeclarations]: Found implementation of procedure cx25821_free_buffer [2023-11-24 23:49:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-24 23:49:47,062 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-24 23:49:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:49:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:49:47,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:49:49,392 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:49,402 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:50,022 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;