./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire --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 1742c34f7a214b263d92b02d9484c07ad1ab106a7adf554dae38d13e5f5f8336 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:48,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:48,600 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 20:33:48,608 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:48,609 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:48,650 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:48,651 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:48,651 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:48,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:48,658 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:48,658 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:48,659 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:48,659 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:48,661 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:33:48,662 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:48,662 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:48,663 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:33:48,664 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:33:48,664 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:48,665 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:33:48,665 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:33:48,666 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:33:48,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:48,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:33:48,668 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:33:48,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:48,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:33:48,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:48,671 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:33:48,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:33:48,672 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:48,673 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:48,673 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:48,674 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:48,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:48,674 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:48,675 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:48,675 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:33:48,675 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:33:48,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:33:48,689 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:48,689 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:33:48,689 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:48,690 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:48,690 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_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1742c34f7a214b263d92b02d9484c07ad1ab106a7adf554dae38d13e5f5f8336 [2023-11-23 20:33:49,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:49,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:49,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:49,035 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:49,036 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:49,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2023-11-23 20:33:52,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:52,955 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:52,956 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2023-11-23 20:33:53,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/data/5c3b82ce3/a43215b3091b478085fcaaae342a46b9/FLAGc82dd05a7 [2023-11-23 20:33:53,027 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/data/5c3b82ce3/a43215b3091b478085fcaaae342a46b9 [2023-11-23 20:33:53,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:53,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:53,033 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:53,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:53,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:53,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:53" (1/1) ... [2023-11-23 20:33:53,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e4d7c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53, skipping insertion in model container [2023-11-23 20:33:53,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:53" (1/1) ... [2023-11-23 20:33:53,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:57,454 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_f4889cfa-f601-424b-ab4f-c7b78a542de3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i[374730,374743] [2023-11-23 20:33:57,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:57,632 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:33:57,749 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"); [4282] [2023-11-23 20:33:57,751 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)); [4289] [2023-11-23 20:33:57,752 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [4297-4298] [2023-11-23 20:33:57,752 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [4306-4307] [2023-11-23 20:33:57,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [4315-4316] [2023-11-23 20:33:57,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("rep; bsf %1,%0": "=r" (word): "rm" (word)); [4323] [2023-11-23 20:33:57,759 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; incl %0": "+m" (v->counter)); [4533] [2023-11-23 20:33:57,759 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; decl %0": "+m" (v->counter)); [4540] [2023-11-23 20:33:57,760 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [4548-4549] [2023-11-23 20:33:57,760 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; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [4560-4561] [2023-11-23 20:33:57,761 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; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4564-4565] [2023-11-23 20:33:57,761 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; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4568-4569] [2023-11-23 20:33:57,762 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; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4572-4573] [2023-11-23 20:33:57,808 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (469), "i" (12UL)); [5373-5374] [2023-11-23 20:33:57,809 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (491), "i" (12UL)); [5396-5397] [2023-11-23 20:33:57,810 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (509), "i" (12UL)); [5413-5414] [2023-11-23 20:33:57,817 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (643), "i" (12UL)); [5602-5603] [2023-11-23 20:33:57,824 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (746), "i" (12UL)); [5731-5732] [2023-11-23 20:33:57,833 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (849), "i" (12UL)); [5892-5893] [2023-11-23 20:33:57,834 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (850), "i" (12UL)); [5901-5902] [2023-11-23 20:33:57,887 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/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (1611), "i" (12UL)); [6915-6916] [2023-11-23 20:33:57,894 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (1780), "i" (12UL)); [7105-7106] [2023-11-23 20:33:58,134 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_f4889cfa-f601-424b-ab4f-c7b78a542de3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i[374730,374743] [2023-11-23 20:33:58,146 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:58,430 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:33:58,430 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:33:58,430 WARN L675 CHandler]: The function ldv_calloc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:33:58,431 WARN L675 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:33:58,431 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:33:58,439 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:33:58,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58 WrapperNode [2023-11-23 20:33:58,440 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:58,441 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:58,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:33:58,442 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:33:58,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:58,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,013 INFO L138 Inliner]: procedures = 598, calls = 4008, calls flagged for inlining = 267, calls inlined = 258, statements flattened = 9930 [2023-11-23 20:33:59,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:59,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:33:59,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:33:59,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:33:59,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,107 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:33:59,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:33:59,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:33:59,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:33:59,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (1/1) ... [2023-11-23 20:33:59,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:59,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:59,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:33:59,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:33:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure resize_cache_dev [2023-11-23 20:33:59,759 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_cache_dev [2023-11-23 20:33:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2023-11-23 20:33:59,760 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2023-11-23 20:33:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-23 20:33:59,760 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-23 20:33:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2023-11-23 20:33:59,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2023-11-23 20:33:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2023-11-23 20:33:59,761 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2023-11-23 20:33:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_sm_root [2023-11-23 20:33:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_sm_root [2023-11-23 20:33:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure bio_writes_complete_block [2023-11-23 20:33:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_writes_complete_block [2023-11-23 20:33:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-23 20:33:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2023-11-23 20:33:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2023-11-23 20:33:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2023-11-23 20:33:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2023-11-23 20:33:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure cache_map [2023-11-23 20:33:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_map [2023-11-23 20:33:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 20:33:59,764 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 20:33:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure process_migrations [2023-11-23 20:33:59,764 INFO L138 BoogieDeclarations]: Found implementation of procedure process_migrations [2023-11-23 20:33:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_origin_clear_discard [2023-11-23 20:33:59,764 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_origin_clear_discard [2023-11-23 20:33:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2023-11-23 20:33:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2023-11-23 20:33:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-23 20:33:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-23 20:33:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure put_policy [2023-11-23 20:33:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure put_policy [2023-11-23 20:33:59,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-23 20:33:59,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-23 20:33:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_tick_bio_needed [2023-11-23 20:33:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_tick_bio_needed [2023-11-23 20:33:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 20:33:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 20:33:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure update_flags [2023-11-23 20:33:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure update_flags [2023-11-23 20:33:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure calc_discard_block_range [2023-11-23 20:33:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_discard_block_range [2023-11-23 20:33:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2023-11-23 20:33:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2023-11-23 20:33:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release_no_holder [2023-11-23 20:33:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure free_bitset [2023-11-23 20:33:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure free_bitset [2023-11-23 20:33:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure commit_if_needed [2023-11-23 20:33:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_if_needed [2023-11-23 20:33:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-11-23 20:33:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-11-23 20:33:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-23 20:33:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-23 20:33:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data [2023-11-23 20:33:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data [2023-11-23 20:33:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_then_cache [2023-11-23 20:33:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_then_cache [2023-11-23 20:33:59,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 20:33:59,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-23 20:33:59,773 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_remove_mapping [2023-11-23 20:33:59,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_remove_mapping [2023-11-23 20:33:59,773 INFO L130 BoogieDeclarations]: Found specification of procedure dblock_to_oblock [2023-11-23 20:33:59,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dblock_to_oblock [2023-11-23 20:33:59,774 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 20:33:59,774 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 20:33:59,774 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin [2023-11-23 20:33:59,774 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin [2023-11-23 20:33:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bitset [2023-11-23 20:33:59,775 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bitset [2023-11-23 20:33:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain_range [2023-11-23 20:33:59,775 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain_range [2023-11-23 20:33:59,775 INFO L130 BoogieDeclarations]: Found specification of procedure from_cblock [2023-11-23 20:33:59,775 INFO L138 BoogieDeclarations]: Found implementation of procedure from_cblock [2023-11-23 20:33:59,776 INFO L130 BoogieDeclarations]: Found specification of procedure writethrough_mode [2023-11-23 20:33:59,776 INFO L138 BoogieDeclarations]: Found implementation of procedure writethrough_mode [2023-11-23 20:33:59,776 INFO L130 BoogieDeclarations]: Found specification of procedure write_dirty_bitset [2023-11-23 20:33:59,776 INFO L138 BoogieDeclarations]: Found implementation of procedure write_dirty_bitset [2023-11-23 20:33:59,776 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-23 20:33:59,776 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-23 20:33:59,776 INFO L130 BoogieDeclarations]: Found specification of procedure writeback_mode [2023-11-23 20:33:59,777 INFO L138 BoogieDeclarations]: Found implementation of procedure writeback_mode [2023-11-23 20:33:59,778 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 20:33:59,778 INFO L130 BoogieDeclarations]: Found specification of procedure cache_postsuspend [2023-11-23 20:33:59,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_postsuspend [2023-11-23 20:33:59,778 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_migration [2023-11-23 20:33:59,778 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_migration [2023-11-23 20:33:59,778 INFO L130 BoogieDeclarations]: Found specification of procedure issue_copy_or_discard [2023-11-23 20:33:59,779 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_copy_or_discard [2023-11-23 20:33:59,779 INFO L130 BoogieDeclarations]: Found specification of procedure cache_dtr [2023-11-23 20:33:59,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_dtr [2023-11-23 20:33:59,780 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-23 20:33:59,780 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-23 20:33:59,780 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-11-23 20:33:59,780 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_prison_cell [2023-11-23 20:33:59,780 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_prison_cell [2023-11-23 20:33:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_version [2023-11-23 20:33:59,781 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_version [2023-11-23 20:33:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 20:33:59,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 20:33:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-23 20:33:59,782 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-23 20:33:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2023-11-23 20:33:59,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2023-11-23 20:33:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:33:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data_size [2023-11-23 20:33:59,782 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data_size [2023-11-23 20:33:59,783 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_resize [2023-11-23 20:33:59,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_resize [2023-11-23 20:33:59,783 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-23 20:33:59,783 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-23 20:33:59,783 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_request [2023-11-23 20:33:59,784 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_request [2023-11-23 20:33:59,784 INFO L130 BoogieDeclarations]: Found specification of procedure pack_value [2023-11-23 20:33:59,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pack_value [2023-11-23 20:33:59,785 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-11-23 20:33:59,785 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-11-23 20:33:59,785 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2023-11-23 20:33:59,786 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2023-11-23 20:33:59,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:33:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure clear_discard [2023-11-23 20:33:59,790 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_discard [2023-11-23 20:33:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_cell [2023-11-23 20:33:59,790 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_cell [2023-11-23 20:33:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-23 20:33:59,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-23 20:33:59,791 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_flush_bios [2023-11-23 20:33:59,793 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_flush_bios [2023-11-23 20:33:59,793 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer [2023-11-23 20:33:59,793 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer [2023-11-23 20:33:59,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:33:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2023-11-23 20:33:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2023-11-23 20:33:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2023-11-23 20:33:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2023-11-23 20:33:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_destroy [2023-11-23 20:33:59,801 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_destroy [2023-11-23 20:33:59,801 INFO L130 BoogieDeclarations]: Found specification of procedure cache_device_name [2023-11-23 20:33:59,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_device_name [2023-11-23 20:33:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:33:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure get_policy_once [2023-11-23 20:33:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure get_policy_once [2023-11-23 20:33:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2023-11-23 20:33:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2023-11-23 20:33:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 20:33:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 20:33:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure inc_and_issue [2023-11-23 20:33:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_and_issue [2023-11-23 20:33:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write_discard_bitset [2023-11-23 20:33:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure write_discard_bitset [2023-11-23 20:33:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 20:33:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 20:33:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure sync_metadata [2023-11-23 20:33:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_metadata [2023-11-23 20:33:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-11-23 20:33:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-11-23 20:33:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_range [2023-11-23 20:33:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_range [2023-11-23 20:33:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure policy_unchanged [2023-11-23 20:33:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_unchanged [2023-11-23 20:33:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-23 20:33:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-23 20:33:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure set_config_value [2023-11-23 20:33:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure set_config_value [2023-11-23 20:33:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure stop_worker [2023-11-23 20:33:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_worker [2023-11-23 20:33:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 20:33:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 20:33:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure policy_force_mapping [2023-11-23 20:33:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_force_mapping [2023-11-23 20:33:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_clear_discard [2023-11-23 20:33:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_clear_discard [2023-11-23 20:33:59,806 INFO L130 BoogieDeclarations]: Found specification of procedure __save_sm_root [2023-11-23 20:33:59,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __save_sm_root [2023-11-23 20:33:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:33:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-11-23 20:33:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2023-11-23 20:33:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2023-11-23 20:33:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure blocks_are_unmapped_or_clean [2023-11-23 20:33:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure blocks_are_unmapped_or_clean [2023-11-23 20:33:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-23 20:33:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-23 20:33:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:33:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2023-11-23 20:33:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2023-11-23 20:33:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2023-11-23 20:33:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2023-11-23 20:33:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2023-11-23 20:33:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2023-11-23 20:33:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:33:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 20:33:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 20:33:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure write_hints [2023-11-23 20:33:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure write_hints [2023-11-23 20:33:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2023-11-23 20:33:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2023-11-23 20:33:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure __find_policy [2023-11-23 20:33:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_policy [2023-11-23 20:33:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure policy_tick [2023-11-23 20:33:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_tick [2023-11-23 20:33:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure cache_resume [2023-11-23 20:33:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_resume [2023-11-23 20:33:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-11-23 20:33:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-11-23 20:33:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_close [2023-11-23 20:33:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_close [2023-11-23 20:33:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_hint_size [2023-11-23 20:33:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_hint_size [2023-11-23 20:33:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-23 20:33:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-23 20:33:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2023-11-23 20:33:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2023-11-23 20:33:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure free_migration [2023-11-23 20:33:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure free_migration [2023-11-23 20:33:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-23 20:33:59,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-23 20:33:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure passthrough_mode [2023-11-23 20:33:59,813 INFO L138 BoogieDeclarations]: Found implementation of procedure passthrough_mode [2023-11-23 20:33:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure get_cache_mode [2023-11-23 20:33:59,813 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cache_mode [2023-11-23 20:33:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure to_cblock [2023-11-23 20:33:59,813 INFO L138 BoogieDeclarations]: Found implementation of procedure to_cblock [2023-11-23 20:33:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure cache_iterate_devices [2023-11-23 20:33:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_iterate_devices [2023-11-23 20:33:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure to_oblock [2023-11-23 20:33:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure to_oblock [2023-11-23 20:33:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2023-11-23 20:33:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2023-11-23 20:33:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure block_div [2023-11-23 20:33:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure block_div [2023-11-23 20:33:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-23 20:33:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-23 20:33:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 20:33:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 20:33:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure oblocks_per_dblock [2023-11-23 20:33:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure oblocks_per_dblock [2023-11-23 20:33:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure policy_set_dirty [2023-11-23 20:33:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_set_dirty [2023-11-23 20:33:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_size [2023-11-23 20:33:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_size [2023-11-23 20:33:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure cache_message [2023-11-23 20:33:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_message [2023-11-23 20:33:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-11-23 20:33:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-11-23 20:33:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure inc_ds [2023-11-23 20:33:59,817 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_ds [2023-11-23 20:33:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:33:59,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:33:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure inc_hit_counter [2023-11-23 20:33:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_hit_counter [2023-11-23 20:33:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 20:33:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 20:33:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_visit_release [2023-11-23 20:33:59,822 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_visit_release [2023-11-23 20:33:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2023-11-23 20:33:59,823 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2023-11-23 20:33:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2023-11-23 20:33:59,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2023-11-23 20:33:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure cache_io_hints [2023-11-23 20:33:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_io_hints [2023-11-23 20:33:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure cache_end_io [2023-11-23 20:33:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_end_io [2023-11-23 20:33:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_begin [2023-11-23 20:33:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_begin [2023-11-23 20:33:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:33:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:33:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 20:33:59,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 20:33:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_abort [2023-11-23 20:33:59,826 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_abort [2023-11-23 20:33:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read_superblock_fields [2023-11-23 20:33:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure read_superblock_fields [2023-11-23 20:33:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2023-11-23 20:33:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2023-11-23 20:33:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure inc_miss_counter [2023-11-23 20:33:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_miss_counter [2023-11-23 20:33:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure migration_failure [2023-11-23 20:33:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_failure [2023-11-23 20:33:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure dm_hook_bio [2023-11-23 20:33:59,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_hook_bio [2023-11-23 20:33:59,828 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_set_value [2023-11-23 20:33:59,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_set_value [2023-11-23 20:33:59,828 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_migration [2023-11-23 20:33:59,828 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_migration [2023-11-23 20:33:59,828 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2023-11-23 20:33:59,828 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2023-11-23 20:33:59,828 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2023-11-23 20:33:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2023-11-23 20:33:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure is_discarded_oblock [2023-11-23 20:33:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure is_discarded_oblock [2023-11-23 20:33:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bitset [2023-11-23 20:33:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bitset [2023-11-23 20:33:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 20:33:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 20:33:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_mapping_info [2023-11-23 20:33:59,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_mapping_info [2023-11-23 20:33:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 20:33:59,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 20:33:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-23 20:33:59,830 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-23 20:33:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure bitset_size_in_bytes [2023-11-23 20:33:59,830 INFO L138 BoogieDeclarations]: Found implementation of procedure bitset_size_in_bytes [2023-11-23 20:33:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-23 20:33:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-23 20:33:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:33:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:33:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_is_read_only [2023-11-23 20:33:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_is_read_only [2023-11-23 20:33:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:33:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:33:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2023-11-23 20:33:59,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2023-11-23 20:33:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure dm_read_arg_group [2023-11-23 20:33:59,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_read_arg_group [2023-11-23 20:33:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dirty [2023-11-23 20:33:59,832 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dirty [2023-11-23 20:33:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2023-11-23 20:33:59,833 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2023-11-23 20:33:59,833 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-23 20:33:59,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-23 20:33:59,833 INFO L130 BoogieDeclarations]: Found specification of procedure quiesce_migration [2023-11-23 20:33:59,833 INFO L138 BoogieDeclarations]: Found implementation of procedure quiesce_migration [2023-11-23 20:33:59,833 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2023-11-23 20:33:59,833 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2023-11-23 20:33:59,833 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_opt [2023-11-23 20:33:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_opt [2023-11-23 20:33:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2023-11-23 20:33:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2023-11-23 20:33:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:33:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 20:33:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 20:33:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2023-11-23 20:33:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2023-11-23 20:33:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure free_prison_cell [2023-11-23 20:33:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure free_prison_cell [2023-11-23 20:33:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:33:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2023-11-23 20:33:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2023-11-23 20:33:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2023-11-23 20:33:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2023-11-23 20:33:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_32 [2023-11-23 20:33:59,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_32 [2023-11-23 20:33:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-23 20:33:59,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-23 20:33:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure discard_or_flush [2023-11-23 20:33:59,836 INFO L138 BoogieDeclarations]: Found implementation of procedure discard_or_flush [2023-11-23 20:33:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_data_structs [2023-11-23 20:33:59,836 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_data_structs [2023-11-23 20:33:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2023-11-23 20:33:59,837 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2023-11-23 20:33:59,837 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_value [2023-11-23 20:33:59,837 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_value [2023-11-23 20:33:59,837 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2023-11-23 20:33:59,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2023-11-23 20:33:59,837 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_read_lock [2023-11-23 20:33:59,837 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_read_lock [2023-11-23 20:33:59,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:33:59,838 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2023-11-23 20:33:59,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2023-11-23 20:33:59,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_31 [2023-11-23 20:33:59,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_31 [2023-11-23 20:33:59,838 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 20:33:59,838 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 20:33:59,838 INFO L130 BoogieDeclarations]: Found specification of procedure from_dblock [2023-11-23 20:33:59,838 INFO L138 BoogieDeclarations]: Found implementation of procedure from_dblock [2023-11-23 20:33:59,839 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 20:33:59,839 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 20:33:59,839 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-23 20:33:59,839 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-23 20:33:59,839 INFO L130 BoogieDeclarations]: Found specification of procedure cache_bvec_merge [2023-11-23 20:33:59,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_bvec_merge [2023-11-23 20:33:59,839 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 20:33:59,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 20:33:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-23 20:33:59,840 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-23 20:33:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure is_dirty [2023-11-23 20:33:59,840 INFO L138 BoogieDeclarations]: Found implementation of procedure is_dirty [2023-11-23 20:33:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2023-11-23 20:33:59,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2023-11-23 20:33:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2023-11-23 20:33:59,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2023-11-23 20:33:59,841 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-23 20:33:59,841 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-23 20:33:59,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 20:33:59,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 20:33:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_get_value [2023-11-23 20:33:59,842 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_get_value [2023-11-23 20:33:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_empty [2023-11-23 20:33:59,843 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_empty [2023-11-23 20:33:59,843 INFO L130 BoogieDeclarations]: Found specification of procedure set_dirty [2023-11-23 20:33:59,843 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dirty [2023-11-23 20:33:59,843 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2023-11-23 20:33:59,843 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2023-11-23 20:33:59,843 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_walk [2023-11-23 20:33:59,843 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_walk [2023-11-23 20:33:59,844 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-23 20:33:59,844 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-23 20:33:59,844 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_cache [2023-11-23 20:33:59,844 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_cache [2023-11-23 20:33:59,844 INFO L130 BoogieDeclarations]: Found specification of procedure oblock_to_dblock [2023-11-23 20:33:59,844 INFO L138 BoogieDeclarations]: Found implementation of procedure oblock_to_dblock [2023-11-23 20:33:59,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-23 20:33:59,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-23 20:33:59,845 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2023-11-23 20:33:59,845 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2023-11-23 20:33:59,845 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_free_structs [2023-11-23 20:33:59,845 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_free_structs [2023-11-23 20:33:59,845 INFO L130 BoogieDeclarations]: Found specification of procedure dm_disk_bitset_init [2023-11-23 20:33:59,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_disk_bitset_init [2023-11-23 20:33:59,845 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard [2023-11-23 20:33:59,846 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard [2023-11-23 20:33:59,846 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2023-11-23 20:33:59,846 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2023-11-23 20:33:59,846 INFO L130 BoogieDeclarations]: Found specification of procedure destroy [2023-11-23 20:33:59,846 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy [2023-11-23 20:33:59,846 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2023-11-23 20:33:59,846 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2023-11-23 20:33:59,846 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 20:33:59,847 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 20:33:59,847 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release [2023-11-23 20:33:59,847 INFO L130 BoogieDeclarations]: Found specification of procedure is_quiescing [2023-11-23 20:33:59,847 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quiescing [2023-11-23 20:33:59,847 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 20:33:59,847 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 20:33:59,847 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2023-11-23 20:33:59,848 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2023-11-23 20:33:59,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:33:59,848 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_mode [2023-11-23 20:33:59,848 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_mode [2023-11-23 20:33:59,848 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_info_init [2023-11-23 20:33:59,848 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_info_init [2023-11-23 20:33:59,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 20:33:59,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 20:33:59,849 INFO L130 BoogieDeclarations]: Found specification of procedure from_oblock [2023-11-23 20:33:59,849 INFO L138 BoogieDeclarations]: Found implementation of procedure from_oblock [2023-11-23 20:33:59,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 20:33:59,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 20:33:59,849 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2023-11-23 20:33:59,849 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2023-11-23 20:33:59,849 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_copy [2023-11-23 20:33:59,849 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_copy [2023-11-23 20:33:59,850 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-23 20:33:59,850 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-23 20:33:59,850 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_name [2023-11-23 20:33:59,850 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_name [2023-11-23 20:33:59,850 INFO L130 BoogieDeclarations]: Found specification of procedure spare_migration_bandwidth [2023-11-23 20:33:59,850 INFO L138 BoogieDeclarations]: Found implementation of procedure spare_migration_bandwidth [2023-11-23 20:33:59,850 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2023-11-23 20:33:59,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2023-11-23 20:33:59,850 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_cache_dirty [2023-11-23 20:33:59,851 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_cache_dirty [2023-11-23 20:33:59,851 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_put_cell [2023-11-23 20:33:59,851 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_put_cell [2023-11-23 20:33:59,851 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2023-11-23 20:33:59,851 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2023-11-23 20:33:59,851 INFO L130 BoogieDeclarations]: Found specification of procedure defer_bio [2023-11-23 20:33:59,851 INFO L138 BoogieDeclarations]: Found implementation of procedure defer_bio [2023-11-23 20:33:59,851 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2023-11-23 20:33:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2023-11-23 20:33:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2023-11-23 20:33:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2023-11-23 20:33:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-23 20:33:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-23 20:33:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure dm_shift_arg [2023-11-23 20:33:59,852 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_shift_arg [2023-11-23 20:33:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_requests [2023-11-23 20:33:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_requests [2023-11-23 20:33:59,853 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 20:33:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 20:33:59,853 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2023-11-23 20:33:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2023-11-23 20:33:59,853 INFO L130 BoogieDeclarations]: Found specification of procedure policy_remove_mapping [2023-11-23 20:33:59,853 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_remove_mapping [2023-11-23 20:33:59,853 INFO L130 BoogieDeclarations]: Found specification of procedure to_dblock [2023-11-23 20:33:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure to_dblock [2023-11-23 20:33:59,854 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2023-11-23 20:33:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2023-11-23 20:33:59,854 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2023-11-23 20:33:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2023-11-23 20:33:59,854 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2023-11-23 20:33:59,854 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2023-11-23 20:33:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure at_least_one_arg [2023-11-23 20:33:59,855 INFO L138 BoogieDeclarations]: Found implementation of procedure at_least_one_arg [2023-11-23 20:33:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure __queue_quiesced_migration [2023-11-23 20:33:59,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __queue_quiesced_migration [2023-11-23 20:33:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure inc_io_migrations [2023-11-23 20:33:59,855 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_io_migrations [2023-11-23 20:33:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2023-11-23 20:33:59,855 INFO L130 BoogieDeclarations]: Found specification of procedure policy_map [2023-11-23 20:33:59,856 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_map [2023-11-23 20:33:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2023-11-23 20:33:59,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2023-11-23 20:33:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2023-11-23 20:33:59,856 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2023-11-23 20:33:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure complete_migration [2023-11-23 20:33:59,856 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_migration [2023-11-23 20:33:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-23 20:33:59,857 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-23 20:33:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 20:33:59,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-23 20:33:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2023-11-23 20:33:59,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2023-11-23 20:33:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure lookup [2023-11-23 20:33:59,857 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup [2023-11-23 20:33:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_request [2023-11-23 20:33:59,858 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_request [2023-11-23 20:33:59,858 INFO L130 BoogieDeclarations]: Found specification of procedure migration_success_pre_commit [2023-11-23 20:33:59,858 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_success_pre_commit [2023-11-23 20:33:59,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:33:59,858 INFO L130 BoogieDeclarations]: Found specification of procedure cache_status [2023-11-23 20:33:59,858 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_status [2023-11-23 20:33:59,858 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2023-11-23 20:33:59,862 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2023-11-23 20:33:59,862 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2023-11-23 20:33:59,862 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2023-11-23 20:33:59,863 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-23 20:33:59,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2023-11-23 20:33:59,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2023-11-23 20:33:59,863 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2023-11-23 20:33:59,863 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2023-11-23 20:34:01,310 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:34:01,322 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:34:02,134 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 20:34:14,374 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:34:16,717 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:34:16,717 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:34:16,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:16 BoogieIcfgContainer [2023-11-23 20:34:16,721 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:34:16,725 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:34:16,725 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:34:16,729 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:34:16,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:33:53" (1/3) ... [2023-11-23 20:34:16,731 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e66d5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:16, skipping insertion in model container [2023-11-23 20:34:16,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:58" (2/3) ... [2023-11-23 20:34:16,732 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e66d5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:16, skipping insertion in model container [2023-11-23 20:34:16,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:16" (3/3) ... [2023-11-23 20:34:16,734 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2023-11-23 20:34:16,755 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:34:16,756 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:34:16,897 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:34:16,904 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;@13071ad6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:34:16,905 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:34:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 3452 states, 2019 states have (on average 1.2813273897969293) internal successors, (2587), 2102 states have internal predecessors, (2587), 1184 states have call successors, (1184), 248 states have call predecessors, (1184), 247 states have return successors, (1178), 1149 states have call predecessors, (1178), 1178 states have call successors, (1178) [2023-11-23 20:34:16,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-23 20:34:16,957 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:16,958 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:16,959 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:16,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:16,971 INFO L85 PathProgramCache]: Analyzing trace with hash -424812227, now seen corresponding path program 1 times [2023-11-23 20:34:16,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:34:16,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426337558] [2023-11-23 20:34:16,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:16,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:34:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2023-11-23 20:34:18,145 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:34:18,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426337558] [2023-11-23 20:34:18,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426337558] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:18,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:18,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:34:18,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812056848] [2023-11-23 20:34:18,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:18,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:34:18,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:34:18,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:34:18,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:18,195 INFO L87 Difference]: Start difference. First operand has 3452 states, 2019 states have (on average 1.2813273897969293) internal successors, (2587), 2102 states have internal predecessors, (2587), 1184 states have call successors, (1184), 248 states have call predecessors, (1184), 247 states have return successors, (1178), 1149 states have call predecessors, (1178), 1178 states have call successors, (1178) Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-23 20:34:24,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:26,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:26,323 INFO L93 Difference]: Finished difference Result 9232 states and 13301 transitions. [2023-11-23 20:34:26,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:34:26,327 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 193 [2023-11-23 20:34:26,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:26,417 INFO L225 Difference]: With dead ends: 9232 [2023-11-23 20:34:26,417 INFO L226 Difference]: Without dead ends: 5778 [2023-11-23 20:34:26,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:26,454 INFO L413 NwaCegarLoop]: 5205 mSDtfsCounter, 3337 mSDsluCounter, 4397 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3337 SdHoareTripleChecker+Valid, 9602 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:26,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3337 Valid, 9602 Invalid, 940 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 937 Invalid, 1 Unknown, 0 Unchecked, 7.5s Time] [2023-11-23 20:34:26,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5778 states. [2023-11-23 20:34:26,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5778 to 5774. [2023-11-23 20:34:26,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5774 states, 3343 states have (on average 1.2638348788513312) internal successors, (4225), 3489 states have internal predecessors, (4225), 1971 states have call successors, (1971), 460 states have call predecessors, (1971), 459 states have return successors, (1969), 1911 states have call predecessors, (1969), 1969 states have call successors, (1969) [2023-11-23 20:34:26,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5774 states to 5774 states and 8165 transitions. [2023-11-23 20:34:26,948 INFO L78 Accepts]: Start accepts. Automaton has 5774 states and 8165 transitions. Word has length 193 [2023-11-23 20:34:26,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:26,953 INFO L495 AbstractCegarLoop]: Abstraction has 5774 states and 8165 transitions. [2023-11-23 20:34:26,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-23 20:34:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 5774 states and 8165 transitions. [2023-11-23 20:34:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-23 20:34:26,969 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:26,969 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:26,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 20:34:26,970 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:26,970 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:26,971 INFO L85 PathProgramCache]: Analyzing trace with hash 674684206, now seen corresponding path program 1 times [2023-11-23 20:34:26,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:34:26,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755656223] [2023-11-23 20:34:26,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:26,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:34:27,200 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:34:27,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1175504054] [2023-11-23 20:34:27,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:27,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:34:27,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:34:27,207 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:34:27,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4889cfa-f601-424b-ab4f-c7b78a542de3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:34:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:28,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 3257 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:34:29,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:29,068 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2023-11-23 20:34:29,068 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:29,069 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:34:29,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755656223] [2023-11-23 20:34:29,069 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 20:34:29,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1175504054] [2023-11-23 20:34:29,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1175504054] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:29,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:29,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:34:29,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993212895] [2023-11-23 20:34:29,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:29,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:34:29,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:34:29,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:34:29,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:34:29,074 INFO L87 Difference]: Start difference. First operand 5774 states and 8165 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 20:34:31,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:34,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:36,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []