./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-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ --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 cd8248f52e54312770460b05c349f71bb63d094ef2f9e53f87d753bfc5b43661 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:00:51,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:00:51,250 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:00:51,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:00:51,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:00:51,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:00:51,285 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:00:51,286 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:00:51,287 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:00:51,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:00:51,288 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:00:51,289 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:00:51,290 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:00:51,290 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:00:51,291 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:00:51,292 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:00:51,292 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:00:51,293 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:00:51,294 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:00:51,295 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:00:51,295 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:00:51,296 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:00:51,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:00:51,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:00:51,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:00:51,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:00:51,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:00:51,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:00:51,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:00:51,303 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:00:51,304 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:00:51,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:00:51,304 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:00:51,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:51,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:00:51,305 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:00:51,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:00:51,306 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:00:51,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:00:51,307 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:00:51,307 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:00:51,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:00:51,308 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_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd8248f52e54312770460b05c349f71bb63d094ef2f9e53f87d753bfc5b43661 [2023-11-19 05:00:51,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:00:51,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:00:51,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:00:51,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:00:51,640 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:00:51,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i [2023-11-19 05:00:54,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:00:55,395 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:00:55,397 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i [2023-11-19 05:00:55,455 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/data/1e0353b0c/f452d839ceee424e9fbb4846f918504c/FLAGd100fb651 [2023-11-19 05:00:55,471 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/data/1e0353b0c/f452d839ceee424e9fbb4846f918504c [2023-11-19 05:00:55,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:00:55,481 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:00:55,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:55,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:00:55,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:00:55,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:55" (1/1) ... [2023-11-19 05:00:55,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4a5297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:55, skipping insertion in model container [2023-11-19 05:00:55,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:55" (1/1) ... [2023-11-19 05:00:55,716 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:00:58,492 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_364656c3-5756-4024-82c3-a5e0e60b32c6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i[372693,372706] [2023-11-19 05:00:58,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:58,691 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:00:58,790 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4272] [2023-11-19 05:00:58,792 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4274] [2023-11-19 05:00:58,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [4285] [2023-11-19 05:00:58,895 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdcore.c"), "i" (392), "i" (12UL)); [5170-5171] [2023-11-19 05:00:58,933 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdcore.c"), "i" (795), "i" (12UL)); [5633-5634] [2023-11-19 05:00:59,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7895] [2023-11-19 05:00:59,093 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7898] [2023-11-19 05:00:59,093 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7901] [2023-11-19 05:00:59,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7904] [2023-11-19 05:00:59,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [8413-8414] [2023-11-19 05:00:59,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [8418-8419] [2023-11-19 05:00:59,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [8423-8424] [2023-11-19 05:00:59,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [8428-8429] [2023-11-19 05:00:59,160 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___6->state): : "memory", "cc"); [8447-8448] [2023-11-19 05:00:59,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___7->state): : "memory", "cc"); [8452-8453] [2023-11-19 05:00:59,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [8457-8458] [2023-11-19 05:00:59,162 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [8462-8463] [2023-11-19 05:00:59,166 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdconcat.c"), "i" (454), "i" (12UL)); [8557-8558] [2023-11-19 05:00:59,167 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdconcat.c"), "i" (472), "i" (12UL)); [8577-8578] [2023-11-19 05:00:59,355 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 *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1443/dscv_tempdir/dscv/ri/08_1a/drivers/mtd/mtdpart.c"), "i" (514), "i" (12UL)); [9947-9948] [2023-11-19 05:00:59,373 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [10430] [2023-11-19 05:00:59,374 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [10433] [2023-11-19 05:00:59,374 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [10436] [2023-11-19 05:00:59,374 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& cpu_tss.x86_tss.sp0)); [10439] [2023-11-19 05:00:59,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11058] [2023-11-19 05:00:59,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11061] [2023-11-19 05:00:59,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11064] [2023-11-19 05:00:59,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11067] [2023-11-19 05:00:59,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (retp): "ebx"); [11070] [2023-11-19 05:00:59,412 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (& ur->regionindex), "i" (4UL)); [11440-11441] [2023-11-19 05:00:59,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11457] [2023-11-19 05:00:59,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11460] [2023-11-19 05:00:59,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11463] [2023-11-19 05:00:59,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11466] [2023-11-19 05:00:59,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (& ur->offset): "ebx"); [11469] [2023-11-19 05:00:59,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11481-11482] [2023-11-19 05:00:59,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11485-11486] [2023-11-19 05:00:59,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11489-11490] [2023-11-19 05:00:59,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11493-11494] [2023-11-19 05:00:59,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (& ur->erasesize): "ebx"); [11497-11498] [2023-11-19 05:00:59,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11510-11511] [2023-11-19 05:00:59,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11514-11515] [2023-11-19 05:00:59,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11518-11519] [2023-11-19 05:00:59,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11522-11523] [2023-11-19 05:00:59,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (& ur->numblocks): "ebx"); [11526-11527] [2023-11-19 05:00:59,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___15->state): : "memory", "cc"); [11601-11602] [2023-11-19 05:00:59,429 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___16->state): : "memory", "cc"); [11606-11607] [2023-11-19 05:00:59,429 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___17->state): : "memory", "cc"); [11611-11612] [2023-11-19 05:00:59,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___18->state): : "memory", "cc"); [11616-11617] [2023-11-19 05:00:59,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___20->state): : "memory", "cc"); [11635-11636] [2023-11-19 05:00:59,431 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___21->state): : "memory", "cc"); [11640-11641] [2023-11-19 05:00:59,431 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___22->state): : "memory", "cc"); [11645-11646] [2023-11-19 05:00:59,433 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___23->state): : "memory", "cc"); [11650-11651] [2023-11-19 05:00:59,452 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_364656c3-5756-4024-82c3-a5e0e60b32c6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i[372693,372706] [2023-11-19 05:00:59,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:59,656 WARN L675 CHandler]: The function vm_iomap_memory is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:00:59,656 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:00:59,657 WARN L675 CHandler]: The function __phys_addr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:00:59,657 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:00:59,665 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:00:59,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59 WrapperNode [2023-11-19 05:00:59,666 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:59,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:59,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:00:59,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:00:59,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:00:59,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,183 INFO L138 Inliner]: procedures = 352, calls = 5368, calls flagged for inlining = 122, calls inlined = 105, statements flattened = 8848 [2023-11-19 05:01:00,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:01:00,185 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:01:00,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:01:00,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:01:00,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,575 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:01:00,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:01:00,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:01:00,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:01:00,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (1/1) ... [2023-11-19 05:01:00,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:01:00,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:01:00,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:01:00,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364656c3-5756-4024-82c3-a5e0e60b32c6/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:01:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure part_get_fact_prot_info [2023-11-19 05:01:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure part_get_fact_prot_info [2023-11-19 05:01:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_mmap [2023-11-19 05:01:00,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_mmap [2023-11-19 05:01:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-11-19 05:01:00,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-11-19 05:01:00,888 INFO L130 BoogieDeclarations]: Found specification of procedure part_write_oob [2023-11-19 05:01:00,888 INFO L138 BoogieDeclarations]: Found implementation of procedure part_write_oob [2023-11-19 05:01:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_block_markbad [2023-11-19 05:01:00,889 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_block_markbad [2023-11-19 05:01:00,889 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2023-11-19 05:01:00,890 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2023-11-19 05:01:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read_oob [2023-11-19 05:01:00,890 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read_oob [2023-11-19 05:01:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-19 05:01:00,890 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_suspend [2023-11-19 05:01:00,890 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_suspend [2023-11-19 05:01:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 05:01:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 05:01:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 05:01:00,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 05:01:00,891 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_stats_errors_show [2023-11-19 05:01:00,892 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_stats_errors_show [2023-11-19 05:01:00,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 05:01:00,892 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 05:01:00,892 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_size_show [2023-11-19 05:01:00,892 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_size_show [2023-11-19 05:01:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 05:01:00,893 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 05:01:00,893 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-19 05:01:00,893 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-19 05:01:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 05:01:00,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 05:01:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_numeraseregions_show [2023-11-19 05:01:00,894 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_numeraseregions_show [2023-11-19 05:01:00,894 INFO L130 BoogieDeclarations]: Found specification of procedure put_mtd_device [2023-11-19 05:01:00,895 INFO L138 BoogieDeclarations]: Found implementation of procedure put_mtd_device [2023-11-19 05:01:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_proc_open [2023-11-19 05:01:00,895 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_proc_open [2023-11-19 05:01:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-19 05:01:00,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-19 05:01:00,895 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_writeoob [2023-11-19 05:01:00,896 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_writeoob [2023-11-19 05:01:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2023-11-19 05:01:00,896 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2023-11-19 05:01:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure part_write_user_prot_reg [2023-11-19 05:01:00,896 INFO L138 BoogieDeclarations]: Found implementation of procedure part_write_user_prot_reg [2023-11-19 05:01:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_get_user_prot_info [2023-11-19 05:01:00,896 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_get_user_prot_info [2023-11-19 05:01:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-11-19 05:01:00,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-11-19 05:01:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_flags_show [2023-11-19 05:01:00,897 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_flags_show [2023-11-19 05:01:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure part_read [2023-11-19 05:01:00,898 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read [2023-11-19 05:01:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure concat_write_oob [2023-11-19 05:01:00,898 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_write_oob [2023-11-19 05:01:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 05:01:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 05:01:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 05:01:00,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 05:01:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure vm_iomap_memory [2023-11-19 05:01:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read_user_prot_reg [2023-11-19 05:01:00,901 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read_user_prot_reg [2023-11-19 05:01:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure part_panic_write [2023-11-19 05:01:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure part_panic_write [2023-11-19 05:01:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_step_size_show [2023-11-19 05:01:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_step_size_show [2023-11-19 05:01:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure concat_unlock [2023-11-19 05:01:00,902 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_unlock [2023-11-19 05:01:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 05:01:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 05:01:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_name_show [2023-11-19 05:01:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_name_show [2023-11-19 05:01:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:01:00,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:01:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:01:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:01:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_bbtblocks_show [2023-11-19 05:01:00,904 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_bbtblocks_show [2023-11-19 05:01:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-19 05:01:00,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-19 05:01:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_bitflip_or_eccerr [2023-11-19 05:01:00,906 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_bitflip_or_eccerr [2023-11-19 05:01:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure concat_sync [2023-11-19 05:01:00,906 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_sync [2023-11-19 05:01:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_locked [2023-11-19 05:01:00,906 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_locked [2023-11-19 05:01:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_partition_offset_show [2023-11-19 05:01:00,907 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_partition_offset_show [2023-11-19 05:01:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure part_block_isreserved [2023-11-19 05:01:00,907 INFO L138 BoogieDeclarations]: Found implementation of procedure part_block_isreserved [2023-11-19 05:01:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:01:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_open [2023-11-19 05:01:00,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_open [2023-11-19 05:01:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure concat_write [2023-11-19 05:01:00,912 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_write [2023-11-19 05:01:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_kmalloc_up_to [2023-11-19 05:01:00,912 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_kmalloc_up_to [2023-11-19 05:01:00,913 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2023-11-19 05:01:00,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2023-11-19 05:01:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_readoob [2023-11-19 05:01:00,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_readoob [2023-11-19 05:01:00,920 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_bitflip [2023-11-19 05:01:00,920 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_bitflip [2023-11-19 05:01:00,920 INFO L130 BoogieDeclarations]: Found specification of procedure part_is_locked [2023-11-19 05:01:00,920 INFO L138 BoogieDeclarations]: Found implementation of procedure part_is_locked [2023-11-19 05:01:00,921 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_write [2023-11-19 05:01:00,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_write [2023-11-19 05:01:00,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 05:01:00,921 INFO L130 BoogieDeclarations]: Found specification of procedure get_mtd_device [2023-11-19 05:01:00,922 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mtd_device [2023-11-19 05:01:00,922 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2023-11-19 05:01:00,922 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2023-11-19 05:01:00,922 INFO L130 BoogieDeclarations]: Found specification of procedure part_block_markbad [2023-11-19 05:01:00,922 INFO L138 BoogieDeclarations]: Found implementation of procedure part_block_markbad [2023-11-19 05:01:00,922 INFO L130 BoogieDeclarations]: Found specification of procedure concat_resume [2023-11-19 05:01:00,922 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_resume [2023-11-19 05:01:00,922 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_ioctl [2023-11-19 05:01:00,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_ioctl [2023-11-19 05:01:00,923 INFO L130 BoogieDeclarations]: Found specification of procedure part_unlock [2023-11-19 05:01:00,923 INFO L138 BoogieDeclarations]: Found implementation of procedure part_unlock [2023-11-19 05:01:00,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 05:01:00,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 05:01:00,923 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read_fact_prot_reg [2023-11-19 05:01:00,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read_fact_prot_reg [2023-11-19 05:01:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_sync [2023-11-19 05:01:00,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_sync [2023-11-19 05:01:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_stats_corrected_show [2023-11-19 05:01:00,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_stats_corrected_show [2023-11-19 05:01:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_div_by_ws [2023-11-19 05:01:00,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_div_by_ws [2023-11-19 05:01:00,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:01:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 05:01:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 05:01:00,925 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 05:01:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_unpoint [2023-11-19 05:01:00,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_unpoint [2023-11-19 05:01:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2023-11-19 05:01:00,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2023-11-19 05:01:00,925 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_eccerr [2023-11-19 05:01:00,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_eccerr [2023-11-19 05:01:00,926 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-19 05:01:00,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-19 05:01:00,926 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 05:01:00,926 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 05:01:00,926 INFO L130 BoogieDeclarations]: Found specification of procedure free_partition [2023-11-19 05:01:00,926 INFO L138 BoogieDeclarations]: Found implementation of procedure free_partition [2023-11-19 05:01:00,927 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 05:01:00,927 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 05:01:00,927 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 05:01:00,927 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 05:01:00,927 INFO L130 BoogieDeclarations]: Found specification of procedure concat_erase [2023-11-19 05:01:00,927 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_erase [2023-11-19 05:01:00,928 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_erase_callback [2023-11-19 05:01:00,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_erase_callback [2023-11-19 05:01:00,928 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 05:01:00,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 05:01:00,928 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_block_isreserved [2023-11-19 05:01:00,929 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_block_isreserved [2023-11-19 05:01:00,929 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2023-11-19 05:01:00,929 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2023-11-19 05:01:00,929 INFO L130 BoogieDeclarations]: Found specification of procedure part_read_fact_prot_reg [2023-11-19 05:01:00,929 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read_fact_prot_reg [2023-11-19 05:01:00,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 05:01:00,929 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 05:01:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-11-19 05:01:00,930 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-11-19 05:01:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_resume [2023-11-19 05:01:00,930 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_resume [2023-11-19 05:01:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 05:01:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_subpagesize_show [2023-11-19 05:01:00,930 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_subpagesize_show [2023-11-19 05:01:00,930 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_cls_resume [2023-11-19 05:01:00,931 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_cls_resume [2023-11-19 05:01:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_add_partition_attrs [2023-11-19 05:01:00,931 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_add_partition_attrs [2023-11-19 05:01:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-19 05:01:00,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-19 05:01:00,931 INFO L130 BoogieDeclarations]: Found specification of procedure add_mtd_device [2023-11-19 05:01:00,931 INFO L138 BoogieDeclarations]: Found implementation of procedure add_mtd_device [2023-11-19 05:01:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 05:01:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write_oob [2023-11-19 05:01:00,932 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write_oob [2023-11-19 05:01:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_type_show [2023-11-19 05:01:00,932 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_type_show [2023-11-19 05:01:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure part_write [2023-11-19 05:01:00,932 INFO L138 BoogieDeclarations]: Found implementation of procedure part_write [2023-11-19 05:01:00,932 INFO L130 BoogieDeclarations]: Found specification of procedure concat_lock [2023-11-19 05:01:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_lock [2023-11-19 05:01:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:01:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-19 05:01:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure register_mtd_user [2023-11-19 05:01:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure register_mtd_user [2023-11-19 05:01:00,933 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_oobsize_show [2023-11-19 05:01:00,933 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_oobsize_show [2023-11-19 05:01:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_lock_user_prot_reg [2023-11-19 05:01:00,934 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_lock_user_prot_reg [2023-11-19 05:01:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 05:01:00,934 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 05:01:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_partition [2023-11-19 05:01:00,934 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_partition [2023-11-19 05:01:00,934 INFO L130 BoogieDeclarations]: Found specification of procedure concat_block_isbad [2023-11-19 05:01:00,935 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_block_isbad [2023-11-19 05:01:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_close [2023-11-19 05:01:00,935 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_close [2023-11-19 05:01:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 05:01:00,935 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 05:01:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write [2023-11-19 05:01:00,935 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write [2023-11-19 05:01:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_badblocks_show [2023-11-19 05:01:00,936 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_badblocks_show [2023-11-19 05:01:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure part_sync [2023-11-19 05:01:00,936 INFO L138 BoogieDeclarations]: Found implementation of procedure part_sync [2023-11-19 05:01:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure concat_suspend [2023-11-19 05:01:00,936 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_suspend [2023-11-19 05:01:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:01:00,936 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 05:01:00,937 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 05:01:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure __get_mtd_device [2023-11-19 05:01:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_mtd_device [2023-11-19 05:01:00,941 INFO L130 BoogieDeclarations]: Found specification of procedure part_read_oob [2023-11-19 05:01:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read_oob [2023-11-19 05:01:00,942 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2023-11-19 05:01:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2023-11-19 05:01:00,942 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2023-11-19 05:01:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2023-11-19 05:01:00,942 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-19 05:01:00,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-19 05:01:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure kill_mtd_super [2023-11-19 05:01:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_mtd_super [2023-11-19 05:01:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 05:01:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 05:01:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-19 05:01:00,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-19 05:01:00,944 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_writesize_show [2023-11-19 05:01:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_writesize_show [2023-11-19 05:01:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_block_isbad [2023-11-19 05:01:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_block_isbad [2023-11-19 05:01:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 05:01:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 05:01:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:01:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:01:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2023-11-19 05:01:00,946 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2023-11-19 05:01:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 05:01:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 05:01:00,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 05:01:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-11-19 05:01:00,946 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-11-19 05:01:00,946 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_erase [2023-11-19 05:01:00,946 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_erase [2023-11-19 05:01:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-19 05:01:00,947 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-19 05:01:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_erasesize_show [2023-11-19 05:01:00,947 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_erasesize_show [2023-11-19 05:01:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:01:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure concat_read [2023-11-19 05:01:00,947 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_read [2023-11-19 05:01:00,947 INFO L130 BoogieDeclarations]: Found specification of procedure concat_read_oob [2023-11-19 05:01:00,948 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_read_oob [2023-11-19 05:01:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 05:01:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 05:01:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure bdi_destroy [2023-11-19 05:01:00,948 INFO L138 BoogieDeclarations]: Found implementation of procedure bdi_destroy [2023-11-19 05:01:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 05:01:00,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 05:01:00,948 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_release [2023-11-19 05:01:00,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_release [2023-11-19 05:01:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-19 05:01:00,949 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-19 05:01:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 05:01:00,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 05:01:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 05:01:00,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 05:01:00,949 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_bitflip_threshold_show [2023-11-19 05:01:00,950 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_bitflip_threshold_show [2023-11-19 05:01:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure __put_mtd_device [2023-11-19 05:01:00,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __put_mtd_device [2023-11-19 05:01:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_mod_by_eb [2023-11-19 05:01:00,950 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_mod_by_eb [2023-11-19 05:01:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 05:01:00,950 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 05:01:00,950 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_get_fact_prot_info [2023-11-19 05:01:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_get_fact_prot_info [2023-11-19 05:01:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-19 05:01:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-19 05:01:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_unlock [2023-11-19 05:01:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_unlock [2023-11-19 05:01:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure part_suspend [2023-11-19 05:01:00,951 INFO L138 BoogieDeclarations]: Found implementation of procedure part_suspend [2023-11-19 05:01:00,951 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-19 05:01:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-19 05:01:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure part_unpoint [2023-11-19 05:01:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure part_unpoint [2023-11-19 05:01:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure part_block_isbad [2023-11-19 05:01:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure part_block_isbad [2023-11-19 05:01:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read [2023-11-19 05:01:00,952 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read [2023-11-19 05:01:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure otp_select_filemode [2023-11-19 05:01:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure otp_select_filemode [2023-11-19 05:01:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure part_read_user_prot_reg [2023-11-19 05:01:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read_user_prot_reg [2023-11-19 05:01:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure __mtd_next_device [2023-11-19 05:01:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __mtd_next_device [2023-11-19 05:01:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_lock [2023-11-19 05:01:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_lock [2023-11-19 05:01:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure del_mtd_device [2023-11-19 05:01:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure del_mtd_device [2023-11-19 05:01:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~TO~int [2023-11-19 05:01:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~TO~int [2023-11-19 05:01:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_partition [2023-11-19 05:01:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_partition [2023-11-19 05:01:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure part_erase [2023-11-19 05:01:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure part_erase [2023-11-19 05:01:00,955 INFO L130 BoogieDeclarations]: Found specification of procedure concat_block_markbad [2023-11-19 05:01:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_block_markbad [2023-11-19 05:01:00,955 INFO L130 BoogieDeclarations]: Found specification of procedure concat_dev_erase [2023-11-19 05:01:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_dev_erase [2023-11-19 05:01:00,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~TO~int [2023-11-19 05:01:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~TO~int [2023-11-19 05:01:00,955 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-11-19 05:01:00,955 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-11-19 05:01:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure part_resume [2023-11-19 05:01:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure part_resume [2023-11-19 05:01:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_cls_suspend [2023-11-19 05:01:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_cls_suspend [2023-11-19 05:01:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure part_lock_user_prot_reg [2023-11-19 05:01:00,956 INFO L138 BoogieDeclarations]: Found implementation of procedure part_lock_user_prot_reg [2023-11-19 05:01:00,956 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 05:01:00,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 05:01:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:01:00,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:01:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2023-11-19 05:01:00,957 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2023-11-19 05:01:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure part_lock [2023-11-19 05:01:00,957 INFO L138 BoogieDeclarations]: Found implementation of procedure part_lock [2023-11-19 05:01:00,957 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-19 05:01:00,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-19 05:01:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_panic_write [2023-11-19 05:01:00,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_panic_write [2023-11-19 05:01:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:01:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~~uint64_t~0~TO~int [2023-11-19 05:01:00,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~~uint64_t~0~TO~int [2023-11-19 05:01:00,958 INFO L130 BoogieDeclarations]: Found specification of procedure part_get_user_prot_info [2023-11-19 05:01:00,958 INFO L138 BoogieDeclarations]: Found implementation of procedure part_get_user_prot_info [2023-11-19 05:01:00,959 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write_user_prot_reg [2023-11-19 05:01:00,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write_user_prot_reg [2023-11-19 05:01:00,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:01:00,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:01:00,959 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_strength_show [2023-11-19 05:01:00,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_strength_show [2023-11-19 05:01:00,959 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 05:01:00,959 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 05:01:02,104 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:01:02,111 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:01:02,932 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 05:01:18,090 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:01:22,366 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:01:22,367 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 05:01:22,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:01:22 BoogieIcfgContainer [2023-11-19 05:01:22,388 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:01:22,392 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:01:22,392 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:01:22,395 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:01:22,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:00:55" (1/3) ... [2023-11-19 05:01:22,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@111a9f63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:01:22, skipping insertion in model container [2023-11-19 05:01:22,399 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:59" (2/3) ... [2023-11-19 05:01:22,399 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@111a9f63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:01:22, skipping insertion in model container [2023-11-19 05:01:22,400 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:01:22" (3/3) ... [2023-11-19 05:01:22,401 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i [2023-11-19 05:01:22,422 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:01:22,422 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:01:22,552 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:01:22,560 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;@36702d3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:01:22,561 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:01:22,577 INFO L276 IsEmpty]: Start isEmpty. Operand has 2318 states, 1517 states have (on average 1.4040870138431114) internal successors, (2130), 1573 states have internal predecessors, (2130), 633 states have call successors, (633), 167 states have call predecessors, (633), 166 states have return successors, (610), 599 states have call predecessors, (610), 610 states have call successors, (610) [2023-11-19 05:01:22,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-11-19 05:01:22,644 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:01:22,647 INFO L195 NwaCegarLoop]: trace histogram [50, 50, 50, 50, 50, 50, 50, 50, 50, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:01:22,648 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:01:22,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:01:22,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1108375815, now seen corresponding path program 1 times [2023-11-19 05:01:22,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:01:22,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268284172] [2023-11-19 05:01:22,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:01:22,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:01:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:01:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 12292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12292 trivial. 0 not checked. [2023-11-19 05:01:25,840 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:01:25,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268284172] [2023-11-19 05:01:25,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268284172] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:01:25,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:01:25,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:01:25,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765162745] [2023-11-19 05:01:25,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:01:25,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:01:25,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:01:25,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:01:25,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:01:25,900 INFO L87 Difference]: Start difference. First operand has 2318 states, 1517 states have (on average 1.4040870138431114) internal successors, (2130), 1573 states have internal predecessors, (2130), 633 states have call successors, (633), 167 states have call predecessors, (633), 166 states have return successors, (610), 599 states have call predecessors, (610), 610 states have call successors, (610) Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-11-19 05:01:29,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:01:32,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:01:34,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:01:34,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:01:34,781 INFO L93 Difference]: Finished difference Result 6676 states and 9845 transitions. [2023-11-19 05:01:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:01:34,784 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 661 [2023-11-19 05:01:34,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:01:34,874 INFO L225 Difference]: With dead ends: 6676 [2023-11-19 05:01:34,874 INFO L226 Difference]: Without dead ends: 4407 [2023-11-19 05:01:34,899 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 [2023-11-19 05:01:34,903 INFO L413 NwaCegarLoop]: 3047 mSDtfsCounter, 3144 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 650 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3144 SdHoareTripleChecker+Valid, 6047 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 650 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:01:34,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3144 Valid, 6047 Invalid, 656 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 650 Invalid, 3 Unknown, 0 Unchecked, 8.4s Time] [2023-11-19 05:01:34,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4407 states. [2023-11-19 05:01:35,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4407 to 4404. [2023-11-19 05:01:35,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4404 states, 2927 states have (on average 1.3915271609156132) internal successors, (4073), 2984 states have internal predecessors, (4073), 1146 states have call successors, (1146), 331 states have call predecessors, (1146), 330 states have return successors, (1144), 1122 states have call predecessors, (1144), 1144 states have call successors, (1144) [2023-11-19 05:01:35,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 4404 states and 6363 transitions. [2023-11-19 05:01:35,335 INFO L78 Accepts]: Start accepts. Automaton has 4404 states and 6363 transitions. Word has length 661 [2023-11-19 05:01:35,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:01:35,343 INFO L495 AbstractCegarLoop]: Abstraction has 4404 states and 6363 transitions. [2023-11-19 05:01:35,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (60), 2 states have call predecessors, (60), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2023-11-19 05:01:35,344 INFO L276 IsEmpty]: Start isEmpty. Operand 4404 states and 6363 transitions. [2023-11-19 05:01:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-11-19 05:01:35,368 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:01:35,369 INFO L195 NwaCegarLoop]: trace histogram [50, 50, 50, 50, 50, 50, 50, 50, 50, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:01:35,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:01:35,370 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:01:35,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:01:35,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1062194060, now seen corresponding path program 1 times [2023-11-19 05:01:35,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:01:35,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428803477] [2023-11-19 05:01:35,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:01:35,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:01:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:01:37,243 INFO L134 CoverageAnalysis]: Checked inductivity of 12292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12292 trivial. 0 not checked. [2023-11-19 05:01:37,243 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:01:37,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428803477] [2023-11-19 05:01:37,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428803477] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:01:37,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:01:37,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:01:37,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835676158] [2023-11-19 05:01:37,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:01:37,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:01:37,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:01:37,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:01:37,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:01:37,256 INFO L87 Difference]: Start difference. First operand 4404 states and 6363 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (59), 2 states have call predecessors, (59), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58)