./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 cf1a7837 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_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/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_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX --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-cf1a783 [2023-11-12 00:54:35,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:54:35,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:54:35,823 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:54:35,824 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:54:35,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:54:35,868 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:54:35,868 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:54:35,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:54:35,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:54:35,875 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:54:35,877 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:54:35,877 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:54:35,879 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:54:35,880 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:54:35,880 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:54:35,881 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:54:35,881 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:54:35,882 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:54:35,882 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:54:35,883 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:54:35,883 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:54:35,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:54:35,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:54:35,886 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:54:35,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:54:35,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:54:35,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:54:35,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:54:35,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:54:35,890 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:54:35,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:54:35,890 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:54:35,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:35,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:54:35,891 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:54:35,891 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:54:35,892 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:54:35,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:54:35,892 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:54:35,892 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:54:35,893 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:54:35,893 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_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd8248f52e54312770460b05c349f71bb63d094ef2f9e53f87d753bfc5b43661 [2023-11-12 00:54:36,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:54:36,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:54:36,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:54:36,293 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:54:36,293 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:54:36,295 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/../../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 [2023-11-12 00:54:39,544 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:54:40,232 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:54:40,233 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/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 [2023-11-12 00:54:40,291 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/data/d117bc52a/10f794614dcd45f88ab04e87b929d4ae/FLAG7cdf5919a [2023-11-12 00:54:40,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/data/d117bc52a/10f794614dcd45f88ab04e87b929d4ae [2023-11-12 00:54:40,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:54:40,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:54:40,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:40,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:54:40,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:54:40,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:40" (1/1) ... [2023-11-12 00:54:40,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334d786b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:40, skipping insertion in model container [2023-11-12 00:54:40,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:40" (1/1) ... [2023-11-12 00:54:40,569 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:54:43,927 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_82d16005-c1be-4225-ad16-7c1165687b69/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] [2023-11-12 00:54:44,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:44,147 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:54:44,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4272] [2023-11-12 00:54:44,255 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4274] [2023-11-12 00:54:44,256 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [4285] [2023-11-12 00:54:44,312 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] [2023-11-12 00:54:44,390 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] [2023-11-12 00:54:44,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7895] [2023-11-12 00:54:44,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7898] [2023-11-12 00:54:44,530 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7901] [2023-11-12 00:54:44,531 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7904] [2023-11-12 00:54:44,559 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] [2023-11-12 00:54:44,559 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] [2023-11-12 00:54:44,560 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] [2023-11-12 00:54:44,560 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] [2023-11-12 00:54:44,561 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] [2023-11-12 00:54:44,561 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] [2023-11-12 00:54:44,562 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] [2023-11-12 00:54:44,562 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] [2023-11-12 00:54:44,566 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] [2023-11-12 00:54:44,567 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] [2023-11-12 00:54:44,764 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] [2023-11-12 00:54:44,780 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] [2023-11-12 00:54:44,781 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] [2023-11-12 00:54:44,781 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] [2023-11-12 00:54:44,781 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] [2023-11-12 00:54:44,803 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] [2023-11-12 00:54:44,804 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] [2023-11-12 00:54:44,804 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] [2023-11-12 00:54:44,804 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] [2023-11-12 00:54:44,805 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] [2023-11-12 00:54:44,818 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] [2023-11-12 00:54:44,819 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] [2023-11-12 00:54:44,820 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] [2023-11-12 00:54:44,820 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] [2023-11-12 00:54:44,821 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] [2023-11-12 00:54:44,821 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] [2023-11-12 00:54:44,822 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] [2023-11-12 00:54:44,822 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] [2023-11-12 00:54:44,823 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] [2023-11-12 00:54:44,823 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] [2023-11-12 00:54:44,823 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] [2023-11-12 00:54:44,824 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] [2023-11-12 00:54:44,825 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] [2023-11-12 00:54:44,827 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] [2023-11-12 00:54:44,827 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] [2023-11-12 00:54:44,829 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] [2023-11-12 00:54:44,834 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] [2023-11-12 00:54:44,834 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] [2023-11-12 00:54:44,834 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] [2023-11-12 00:54:44,835 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] [2023-11-12 00:54:44,836 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] [2023-11-12 00:54:44,836 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] [2023-11-12 00:54:44,837 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] [2023-11-12 00:54:44,837 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] [2023-11-12 00:54:44,857 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_82d16005-c1be-4225-ad16-7c1165687b69/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] [2023-11-12 00:54:44,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:45,120 WARN L672 CHandler]: The function vm_iomap_memory is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:45,120 WARN L672 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:45,121 WARN L672 CHandler]: The function __phys_addr is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:45,121 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:54:45,129 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:54:45,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45 WrapperNode [2023-11-12 00:54:45,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:45,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:45,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:54:45,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:54:45,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,644 INFO L138 Inliner]: procedures = 352, calls = 5368, calls flagged for inlining = 122, calls inlined = 105, statements flattened = 8848 [2023-11-12 00:54:45,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:45,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:54:45,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:54:45,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:54:45,655 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,939 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:45,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:46,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:46,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:54:46,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:54:46,156 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:54:46,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:54:46,157 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (1/1) ... [2023-11-12 00:54:46,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:46,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:46,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:54:46,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82d16005-c1be-4225-ad16-7c1165687b69/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:54:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure part_get_fact_prot_info [2023-11-12 00:54:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure part_get_fact_prot_info [2023-11-12 00:54:46,232 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_mmap [2023-11-12 00:54:46,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_mmap [2023-11-12 00:54:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-11-12 00:54:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-11-12 00:54:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure part_write_oob [2023-11-12 00:54:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure part_write_oob [2023-11-12 00:54:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_block_markbad [2023-11-12 00:54:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_block_markbad [2023-11-12 00:54:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2023-11-12 00:54:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2023-11-12 00:54:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read_oob [2023-11-12 00:54:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read_oob [2023-11-12 00:54:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-12 00:54:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_suspend [2023-11-12 00:54:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_suspend [2023-11-12 00:54:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:54:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:54:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:54:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:54:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_stats_errors_show [2023-11-12 00:54:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_stats_errors_show [2023-11-12 00:54:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:54:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:54:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_size_show [2023-11-12 00:54:46,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_size_show [2023-11-12 00:54:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-12 00:54:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-12 00:54:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-12 00:54:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-12 00:54:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:54:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:54:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_numeraseregions_show [2023-11-12 00:54:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_numeraseregions_show [2023-11-12 00:54:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure put_mtd_device [2023-11-12 00:54:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure put_mtd_device [2023-11-12 00:54:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_proc_open [2023-11-12 00:54:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_proc_open [2023-11-12 00:54:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-12 00:54:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-12 00:54:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_writeoob [2023-11-12 00:54:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_writeoob [2023-11-12 00:54:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2023-11-12 00:54:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2023-11-12 00:54:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure part_write_user_prot_reg [2023-11-12 00:54:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure part_write_user_prot_reg [2023-11-12 00:54:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_get_user_prot_info [2023-11-12 00:54:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_get_user_prot_info [2023-11-12 00:54:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-11-12 00:54:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-11-12 00:54:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_flags_show [2023-11-12 00:54:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_flags_show [2023-11-12 00:54:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure part_read [2023-11-12 00:54:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read [2023-11-12 00:54:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure concat_write_oob [2023-11-12 00:54:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_write_oob [2023-11-12 00:54:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 00:54:46,241 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 00:54:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 00:54:46,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 00:54:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure vm_iomap_memory [2023-11-12 00:54:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read_user_prot_reg [2023-11-12 00:54:46,242 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read_user_prot_reg [2023-11-12 00:54:46,242 INFO L130 BoogieDeclarations]: Found specification of procedure part_panic_write [2023-11-12 00:54:46,242 INFO L138 BoogieDeclarations]: Found implementation of procedure part_panic_write [2023-11-12 00:54:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_step_size_show [2023-11-12 00:54:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_step_size_show [2023-11-12 00:54:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure concat_unlock [2023-11-12 00:54:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_unlock [2023-11-12 00:54:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:54:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:54:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_name_show [2023-11-12 00:54:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_name_show [2023-11-12 00:54:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:54:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:54:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:54:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:54:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_bbtblocks_show [2023-11-12 00:54:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_bbtblocks_show [2023-11-12 00:54:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-12 00:54:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-12 00:54:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_bitflip_or_eccerr [2023-11-12 00:54:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_bitflip_or_eccerr [2023-11-12 00:54:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure concat_sync [2023-11-12 00:54:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_sync [2023-11-12 00:54:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_locked [2023-11-12 00:54:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_locked [2023-11-12 00:54:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_partition_offset_show [2023-11-12 00:54:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_partition_offset_show [2023-11-12 00:54:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure part_block_isreserved [2023-11-12 00:54:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure part_block_isreserved [2023-11-12 00:54:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:54:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_open [2023-11-12 00:54:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_open [2023-11-12 00:54:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure concat_write [2023-11-12 00:54:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_write [2023-11-12 00:54:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_kmalloc_up_to [2023-11-12 00:54:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_kmalloc_up_to [2023-11-12 00:54:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2023-11-12 00:54:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2023-11-12 00:54:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_readoob [2023-11-12 00:54:46,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_readoob [2023-11-12 00:54:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_bitflip [2023-11-12 00:54:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_bitflip [2023-11-12 00:54:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure part_is_locked [2023-11-12 00:54:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure part_is_locked [2023-11-12 00:54:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_write [2023-11-12 00:54:46,249 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_write [2023-11-12 00:54:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:54:46,249 INFO L130 BoogieDeclarations]: Found specification of procedure get_mtd_device [2023-11-12 00:54:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mtd_device [2023-11-12 00:54:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2023-11-12 00:54:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2023-11-12 00:54:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure part_block_markbad [2023-11-12 00:54:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure part_block_markbad [2023-11-12 00:54:46,250 INFO L130 BoogieDeclarations]: Found specification of procedure concat_resume [2023-11-12 00:54:46,250 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_resume [2023-11-12 00:54:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_ioctl [2023-11-12 00:54:46,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_ioctl [2023-11-12 00:54:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure part_unlock [2023-11-12 00:54:46,251 INFO L138 BoogieDeclarations]: Found implementation of procedure part_unlock [2023-11-12 00:54:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:54:46,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:54:46,251 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read_fact_prot_reg [2023-11-12 00:54:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read_fact_prot_reg [2023-11-12 00:54:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_sync [2023-11-12 00:54:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_sync [2023-11-12 00:54:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_stats_corrected_show [2023-11-12 00:54:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_stats_corrected_show [2023-11-12 00:54:46,252 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_div_by_ws [2023-11-12 00:54:46,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_div_by_ws [2023-11-12 00:54:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:54:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:54:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:54:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:54:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_unpoint [2023-11-12 00:54:46,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_unpoint [2023-11-12 00:54:46,253 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2023-11-12 00:54:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2023-11-12 00:54:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_eccerr [2023-11-12 00:54:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_eccerr [2023-11-12 00:54:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-12 00:54:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-12 00:54:46,254 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-12 00:54:46,254 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-12 00:54:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure free_partition [2023-11-12 00:54:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure free_partition [2023-11-12 00:54:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 00:54:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 00:54:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 00:54:46,255 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 00:54:46,255 INFO L130 BoogieDeclarations]: Found specification of procedure concat_erase [2023-11-12 00:54:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_erase [2023-11-12 00:54:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_erase_callback [2023-11-12 00:54:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_erase_callback [2023-11-12 00:54:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 00:54:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 00:54:46,256 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_block_isreserved [2023-11-12 00:54:46,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_block_isreserved [2023-11-12 00:54:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2023-11-12 00:54:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2023-11-12 00:54:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure part_read_fact_prot_reg [2023-11-12 00:54:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read_fact_prot_reg [2023-11-12 00:54:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:54:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:54:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-11-12 00:54:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-11-12 00:54:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_resume [2023-11-12 00:54:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_resume [2023-11-12 00:54:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:54:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_subpagesize_show [2023-11-12 00:54:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_subpagesize_show [2023-11-12 00:54:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_cls_resume [2023-11-12 00:54:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_cls_resume [2023-11-12 00:54:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_add_partition_attrs [2023-11-12 00:54:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_add_partition_attrs [2023-11-12 00:54:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-12 00:54:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-12 00:54:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure add_mtd_device [2023-11-12 00:54:46,259 INFO L138 BoogieDeclarations]: Found implementation of procedure add_mtd_device [2023-11-12 00:54:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:54:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write_oob [2023-11-12 00:54:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write_oob [2023-11-12 00:54:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_type_show [2023-11-12 00:54:46,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_type_show [2023-11-12 00:54:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure part_write [2023-11-12 00:54:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure part_write [2023-11-12 00:54:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure concat_lock [2023-11-12 00:54:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_lock [2023-11-12 00:54:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:54:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 00:54:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure register_mtd_user [2023-11-12 00:54:46,261 INFO L138 BoogieDeclarations]: Found implementation of procedure register_mtd_user [2023-11-12 00:54:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_oobsize_show [2023-11-12 00:54:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_oobsize_show [2023-11-12 00:54:46,262 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_lock_user_prot_reg [2023-11-12 00:54:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_lock_user_prot_reg [2023-11-12 00:54:46,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:54:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:54:46,262 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_partition [2023-11-12 00:54:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_partition [2023-11-12 00:54:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure concat_block_isbad [2023-11-12 00:54:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_block_isbad [2023-11-12 00:54:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure mtdchar_close [2023-11-12 00:54:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure mtdchar_close [2023-11-12 00:54:46,263 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:54:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:54:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write [2023-11-12 00:54:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write [2023-11-12 00:54:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_badblocks_show [2023-11-12 00:54:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_badblocks_show [2023-11-12 00:54:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure part_sync [2023-11-12 00:54:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure part_sync [2023-11-12 00:54:46,264 INFO L130 BoogieDeclarations]: Found specification of procedure concat_suspend [2023-11-12 00:54:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_suspend [2023-11-12 00:54:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:54:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-12 00:54:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-12 00:54:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure __get_mtd_device [2023-11-12 00:54:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_mtd_device [2023-11-12 00:54:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure part_read_oob [2023-11-12 00:54:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read_oob [2023-11-12 00:54:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2023-11-12 00:54:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2023-11-12 00:54:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2023-11-12 00:54:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2023-11-12 00:54:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-12 00:54:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-12 00:54:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure kill_mtd_super [2023-11-12 00:54:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_mtd_super [2023-11-12 00:54:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:54:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:54:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-12 00:54:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-12 00:54:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_writesize_show [2023-11-12 00:54:46,268 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_writesize_show [2023-11-12 00:54:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_block_isbad [2023-11-12 00:54:46,268 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_block_isbad [2023-11-12 00:54:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 00:54:46,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 00:54:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:54:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:54:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2023-11-12 00:54:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2023-11-12 00:54:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:54:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 00:54:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 00:54:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-11-12 00:54:46,269 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-11-12 00:54:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_erase [2023-11-12 00:54:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_erase [2023-11-12 00:54:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-12 00:54:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-12 00:54:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_erasesize_show [2023-11-12 00:54:46,270 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_erasesize_show [2023-11-12 00:54:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:54:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure concat_read [2023-11-12 00:54:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_read [2023-11-12 00:54:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure concat_read_oob [2023-11-12 00:54:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_read_oob [2023-11-12 00:54:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:54:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:54:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure bdi_destroy [2023-11-12 00:54:46,272 INFO L138 BoogieDeclarations]: Found implementation of procedure bdi_destroy [2023-11-12 00:54:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:54:46,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:54:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_release [2023-11-12 00:54:46,272 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_release [2023-11-12 00:54:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-12 00:54:46,272 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-12 00:54:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:54:46,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:54:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-12 00:54:46,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-12 00:54:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_bitflip_threshold_show [2023-11-12 00:54:46,273 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_bitflip_threshold_show [2023-11-12 00:54:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure __put_mtd_device [2023-11-12 00:54:46,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __put_mtd_device [2023-11-12 00:54:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_mod_by_eb [2023-11-12 00:54:46,274 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_mod_by_eb [2023-11-12 00:54:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-12 00:54:46,274 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-12 00:54:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_get_fact_prot_info [2023-11-12 00:54:46,274 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_get_fact_prot_info [2023-11-12 00:54:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-12 00:54:46,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-12 00:54:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_unlock [2023-11-12 00:54:46,275 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_unlock [2023-11-12 00:54:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure part_suspend [2023-11-12 00:54:46,275 INFO L138 BoogieDeclarations]: Found implementation of procedure part_suspend [2023-11-12 00:54:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-12 00:54:46,275 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-12 00:54:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure part_unpoint [2023-11-12 00:54:46,276 INFO L138 BoogieDeclarations]: Found implementation of procedure part_unpoint [2023-11-12 00:54:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure part_block_isbad [2023-11-12 00:54:46,276 INFO L138 BoogieDeclarations]: Found implementation of procedure part_block_isbad [2023-11-12 00:54:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read [2023-11-12 00:54:46,276 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read [2023-11-12 00:54:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure otp_select_filemode [2023-11-12 00:54:46,277 INFO L138 BoogieDeclarations]: Found implementation of procedure otp_select_filemode [2023-11-12 00:54:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure part_read_user_prot_reg [2023-11-12 00:54:46,277 INFO L138 BoogieDeclarations]: Found implementation of procedure part_read_user_prot_reg [2023-11-12 00:54:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure __mtd_next_device [2023-11-12 00:54:46,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __mtd_next_device [2023-11-12 00:54:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_lock [2023-11-12 00:54:46,277 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_lock [2023-11-12 00:54:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure del_mtd_device [2023-11-12 00:54:46,278 INFO L138 BoogieDeclarations]: Found implementation of procedure del_mtd_device [2023-11-12 00:54:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~TO~int [2023-11-12 00:54:46,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~int~TO~int [2023-11-12 00:54:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_partition [2023-11-12 00:54:46,278 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_partition [2023-11-12 00:54:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure part_erase [2023-11-12 00:54:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure part_erase [2023-11-12 00:54:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure concat_block_markbad [2023-11-12 00:54:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_block_markbad [2023-11-12 00:54:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure concat_dev_erase [2023-11-12 00:54:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure concat_dev_erase [2023-11-12 00:54:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~TO~int [2023-11-12 00:54:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~TO~int [2023-11-12 00:54:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-11-12 00:54:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-11-12 00:54:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure part_resume [2023-11-12 00:54:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure part_resume [2023-11-12 00:54:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_cls_suspend [2023-11-12 00:54:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_cls_suspend [2023-11-12 00:54:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure part_lock_user_prot_reg [2023-11-12 00:54:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure part_lock_user_prot_reg [2023-11-12 00:54:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 00:54:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 00:54:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:54:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:54:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2023-11-12 00:54:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2023-11-12 00:54:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure part_lock [2023-11-12 00:54:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure part_lock [2023-11-12 00:54:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-12 00:54:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-12 00:54:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_panic_write [2023-11-12 00:54:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_panic_write [2023-11-12 00:54:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:54:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~~uint64_t~0~TO~int [2023-11-12 00:54:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~~uint64_t~0~TO~int [2023-11-12 00:54:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure part_get_user_prot_info [2023-11-12 00:54:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure part_get_user_prot_info [2023-11-12 00:54:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write_user_prot_reg [2023-11-12 00:54:46,283 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write_user_prot_reg [2023-11-12 00:54:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:54:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:54:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_ecc_strength_show [2023-11-12 00:54:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_ecc_strength_show [2023-11-12 00:54:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 00:54:46,284 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 00:54:47,478 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:54:47,486 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:54:48,208 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:55:04,813 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:55:08,791 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:55:08,792 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:55:08,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:08 BoogieIcfgContainer [2023-11-12 00:55:08,799 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:55:08,801 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:55:08,801 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:55:08,805 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:55:08,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:54:40" (1/3) ... [2023-11-12 00:55:08,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b413c7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:08, skipping insertion in model container [2023-11-12 00:55:08,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:45" (2/3) ... [2023-11-12 00:55:08,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b413c7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:08, skipping insertion in model container [2023-11-12 00:55:08,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:08" (3/3) ... [2023-11-12 00:55:08,808 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--mtd.ko-entry_point.cil.out.i [2023-11-12 00:55:08,833 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:55:08,834 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:55:08,945 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:55:08,952 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;@665b2841, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:55:08,952 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:55:08,966 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) [2023-11-12 00:55:09,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-11-12 00:55:09,028 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:09,030 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] [2023-11-12 00:55:09,031 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:09,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:09,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1108375815, now seen corresponding path program 1 times [2023-11-12 00:55:09,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:55:09,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270317819] [2023-11-12 00:55:09,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:09,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:55:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 12292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12292 trivial. 0 not checked. [2023-11-12 00:55:11,795 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:55:11,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270317819] [2023-11-12 00:55:11,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270317819] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:55:11,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:55:11,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:55:11,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442451795] [2023-11-12 00:55:11,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:55:11,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:55:11,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:55:11,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:55:11,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:55:11,863 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) [2023-11-12 00:55:16,222 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 [] [2023-11-12 00:55:19,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:55:21,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:55:21,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:55:21,292 INFO L93 Difference]: Finished difference Result 6676 states and 9845 transitions. [2023-11-12 00:55:21,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:55:21,294 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 [2023-11-12 00:55:21,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:55:21,370 INFO L225 Difference]: With dead ends: 6676 [2023-11-12 00:55:21,370 INFO L226 Difference]: Without dead ends: 4407 [2023-11-12 00:55:21,423 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 [2023-11-12 00:55:21,427 INFO L413 NwaCegarLoop]: 3047 mSDtfsCounter, 3144 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 650 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s 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, 8.9s IncrementalHoareTripleChecker+Time [2023-11-12 00:55:21,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3144 Valid, 6047 Invalid, 656 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 650 Invalid, 3 Unknown, 0 Unchecked, 8.9s Time] [2023-11-12 00:55:21,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4407 states. [2023-11-12 00:55:21,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4407 to 4404. [2023-11-12 00:55:21,917 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) [2023-11-12 00:55:21,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 4404 states and 6363 transitions. [2023-11-12 00:55:21,981 INFO L78 Accepts]: Start accepts. Automaton has 4404 states and 6363 transitions. Word has length 661 [2023-11-12 00:55:21,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:55:21,994 INFO L495 AbstractCegarLoop]: Abstraction has 4404 states and 6363 transitions. [2023-11-12 00:55:21,995 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) [2023-11-12 00:55:21,995 INFO L276 IsEmpty]: Start isEmpty. Operand 4404 states and 6363 transitions. [2023-11-12 00:55:22,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2023-11-12 00:55:22,038 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:22,039 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] [2023-11-12 00:55:22,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:55:22,040 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:22,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:22,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1062194060, now seen corresponding path program 1 times [2023-11-12 00:55:22,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:55:22,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58039854] [2023-11-12 00:55:22,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:22,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:55:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat