./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/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_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/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_55f690eb-7df2-41e5-9722-9191227c4d3b/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 1742c34f7a214b263d92b02d9484c07ad1ab106a7adf554dae38d13e5f5f8336 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:03:20,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:03:20,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:03:20,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:03:20,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:03:21,014 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:03:21,015 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:03:21,016 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:03:21,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:03:21,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:03:21,020 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:03:21,020 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:03:21,021 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:03:21,021 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:03:21,022 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:03:21,022 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:03:21,023 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:03:21,023 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:03:21,024 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:03:21,024 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:03:21,025 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:03:21,025 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:03:21,026 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:03:21,027 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:03:21,027 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:03:21,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:03:21,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:03:21,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:03:21,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:03:21,029 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:03:21,030 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:03:21,030 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:03:21,031 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:03:21,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:03:21,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:03:21,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:03:21,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:03:21,042 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:03:21,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:03:21,043 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:03:21,044 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:03:21,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:03:21,045 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_55f690eb-7df2-41e5-9722-9191227c4d3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1742c34f7a214b263d92b02d9484c07ad1ab106a7adf554dae38d13e5f5f8336 [2023-11-19 05:03:21,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:03:21,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:03:21,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:03:21,373 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:03:21,373 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:03:21,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2023-11-19 05:03:24,462 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:03:25,117 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:03:25,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2023-11-19 05:03:25,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/data/1334c0d01/2f142f05ce79413e981c69a2ab91990e/FLAGb8503e27d [2023-11-19 05:03:25,178 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/data/1334c0d01/2f142f05ce79413e981c69a2ab91990e [2023-11-19 05:03:25,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:03:25,185 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:03:25,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:03:25,187 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:03:25,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:03:25,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:03:25" (1/1) ... [2023-11-19 05:03:25,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64b6c36b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:25, skipping insertion in model container [2023-11-19 05:03:25,194 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:03:25" (1/1) ... [2023-11-19 05:03:25,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:03:29,059 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_55f690eb-7df2-41e5-9722-9191227c4d3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i[374730,374743] [2023-11-19 05:03:29,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:03:29,168 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:03:29,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4282] [2023-11-19 05:03:29,254 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4289] [2023-11-19 05:03:29,255 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [4297-4298] [2023-11-19 05:03:29,255 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [4306-4307] [2023-11-19 05:03:29,256 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [4315-4316] [2023-11-19 05:03:29,256 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("rep; bsf %1,%0": "=r" (word): "rm" (word)); [4323] [2023-11-19 05:03:29,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [4533] [2023-11-19 05:03:29,262 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [4540] [2023-11-19 05:03:29,262 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [4548-4549] [2023-11-19 05:03:29,263 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [4560-4561] [2023-11-19 05:03:29,263 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4564-4565] [2023-11-19 05:03:29,264 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4568-4569] [2023-11-19 05:03:29,264 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4572-4573] [2023-11-19 05:03:29,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (469), "i" (12UL)); [5373-5374] [2023-11-19 05:03:29,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (491), "i" (12UL)); [5396-5397] [2023-11-19 05:03:29,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (509), "i" (12UL)); [5413-5414] [2023-11-19 05:03:29,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (643), "i" (12UL)); [5602-5603] [2023-11-19 05:03:29,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (746), "i" (12UL)); [5731-5732] [2023-11-19 05:03:29,429 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (849), "i" (12UL)); [5892-5893] [2023-11-19 05:03:29,429 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (850), "i" (12UL)); [5901-5902] [2023-11-19 05:03:29,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (1611), "i" (12UL)); [6915-6916] [2023-11-19 05:03:29,475 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1403/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-cache-target.c"), "i" (1780), "i" (12UL)); [7105-7106] [2023-11-19 05:03:29,748 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_55f690eb-7df2-41e5-9722-9191227c4d3b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i[374730,374743] [2023-11-19 05:03:29,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:03:30,016 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:03:30,016 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:03:30,017 WARN L675 CHandler]: The function ldv_calloc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:03:30,017 WARN L675 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:03:30,017 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 05:03:30,025 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:03:30,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30 WrapperNode [2023-11-19 05:03:30,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:03:30,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:03:30,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:03:30,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:03:30,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:30,226 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:30,570 INFO L138 Inliner]: procedures = 598, calls = 4008, calls flagged for inlining = 267, calls inlined = 258, statements flattened = 9930 [2023-11-19 05:03:30,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:03:30,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:03:30,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:03:30,572 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:03:30,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:30,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:30,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:30,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:30,830 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:30,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:31,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:31,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:31,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:03:31,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:03:31,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:03:31,148 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:03:31,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (1/1) ... [2023-11-19 05:03:31,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:03:31,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:03:31,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:03:31,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:03:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure resize_cache_dev [2023-11-19 05:03:31,224 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_cache_dev [2023-11-19 05:03:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2023-11-19 05:03:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2023-11-19 05:03:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 05:03:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 05:03:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2023-11-19 05:03:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2023-11-19 05:03:31,225 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2023-11-19 05:03:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2023-11-19 05:03:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_sm_root [2023-11-19 05:03:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_sm_root [2023-11-19 05:03:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure bio_writes_complete_block [2023-11-19 05:03:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_writes_complete_block [2023-11-19 05:03:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-19 05:03:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2023-11-19 05:03:31,226 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2023-11-19 05:03:31,226 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2023-11-19 05:03:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2023-11-19 05:03:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure cache_map [2023-11-19 05:03:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_map [2023-11-19 05:03:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 05:03:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 05:03:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure process_migrations [2023-11-19 05:03:31,227 INFO L138 BoogieDeclarations]: Found implementation of procedure process_migrations [2023-11-19 05:03:31,227 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_origin_clear_discard [2023-11-19 05:03:31,228 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_origin_clear_discard [2023-11-19 05:03:31,228 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2023-11-19 05:03:31,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2023-11-19 05:03:31,228 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-11-19 05:03:31,228 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-11-19 05:03:31,228 INFO L130 BoogieDeclarations]: Found specification of procedure put_policy [2023-11-19 05:03:31,228 INFO L138 BoogieDeclarations]: Found implementation of procedure put_policy [2023-11-19 05:03:31,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-19 05:03:31,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-19 05:03:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_tick_bio_needed [2023-11-19 05:03:31,229 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_tick_bio_needed [2023-11-19 05:03:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 05:03:31,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 05:03:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure update_flags [2023-11-19 05:03:31,229 INFO L138 BoogieDeclarations]: Found implementation of procedure update_flags [2023-11-19 05:03:31,229 INFO L130 BoogieDeclarations]: Found specification of procedure calc_discard_block_range [2023-11-19 05:03:31,230 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_discard_block_range [2023-11-19 05:03:31,230 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2023-11-19 05:03:31,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2023-11-19 05:03:31,230 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release_no_holder [2023-11-19 05:03:31,230 INFO L130 BoogieDeclarations]: Found specification of procedure free_bitset [2023-11-19 05:03:31,230 INFO L138 BoogieDeclarations]: Found implementation of procedure free_bitset [2023-11-19 05:03:31,230 INFO L130 BoogieDeclarations]: Found specification of procedure commit_if_needed [2023-11-19 05:03:31,230 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_if_needed [2023-11-19 05:03:31,230 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-11-19 05:03:31,231 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-11-19 05:03:31,231 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-19 05:03:31,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-19 05:03:31,231 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data [2023-11-19 05:03:31,231 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data [2023-11-19 05:03:31,231 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_then_cache [2023-11-19 05:03:31,231 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_then_cache [2023-11-19 05:03:31,231 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:03:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:03:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_remove_mapping [2023-11-19 05:03:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_remove_mapping [2023-11-19 05:03:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure dblock_to_oblock [2023-11-19 05:03:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dblock_to_oblock [2023-11-19 05:03:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-19 05:03:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-19 05:03:31,232 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin [2023-11-19 05:03:31,232 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin [2023-11-19 05:03:31,233 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bitset [2023-11-19 05:03:31,233 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bitset [2023-11-19 05:03:31,233 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain_range [2023-11-19 05:03:31,233 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain_range [2023-11-19 05:03:31,233 INFO L130 BoogieDeclarations]: Found specification of procedure from_cblock [2023-11-19 05:03:31,233 INFO L138 BoogieDeclarations]: Found implementation of procedure from_cblock [2023-11-19 05:03:31,233 INFO L130 BoogieDeclarations]: Found specification of procedure writethrough_mode [2023-11-19 05:03:31,233 INFO L138 BoogieDeclarations]: Found implementation of procedure writethrough_mode [2023-11-19 05:03:31,234 INFO L130 BoogieDeclarations]: Found specification of procedure write_dirty_bitset [2023-11-19 05:03:31,234 INFO L138 BoogieDeclarations]: Found implementation of procedure write_dirty_bitset [2023-11-19 05:03:31,234 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 05:03:31,234 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 05:03:31,234 INFO L130 BoogieDeclarations]: Found specification of procedure writeback_mode [2023-11-19 05:03:31,234 INFO L138 BoogieDeclarations]: Found implementation of procedure writeback_mode [2023-11-19 05:03:31,234 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 05:03:31,234 INFO L130 BoogieDeclarations]: Found specification of procedure cache_postsuspend [2023-11-19 05:03:31,234 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_postsuspend [2023-11-19 05:03:31,235 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_migration [2023-11-19 05:03:31,235 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_migration [2023-11-19 05:03:31,235 INFO L130 BoogieDeclarations]: Found specification of procedure issue_copy_or_discard [2023-11-19 05:03:31,235 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_copy_or_discard [2023-11-19 05:03:31,235 INFO L130 BoogieDeclarations]: Found specification of procedure cache_dtr [2023-11-19 05:03:31,235 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_dtr [2023-11-19 05:03:31,235 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-19 05:03:31,235 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-19 05:03:31,235 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-11-19 05:03:31,236 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_prison_cell [2023-11-19 05:03:31,236 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_prison_cell [2023-11-19 05:03:31,236 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_version [2023-11-19 05:03:31,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_version [2023-11-19 05:03:31,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 05:03:31,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 05:03:31,236 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 05:03:31,236 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 05:03:31,237 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2023-11-19 05:03:31,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2023-11-19 05:03:31,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:03:31,237 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data_size [2023-11-19 05:03:31,237 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data_size [2023-11-19 05:03:31,237 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_resize [2023-11-19 05:03:31,237 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_resize [2023-11-19 05:03:31,237 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 05:03:31,237 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 05:03:31,238 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_request [2023-11-19 05:03:31,238 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_request [2023-11-19 05:03:31,238 INFO L130 BoogieDeclarations]: Found specification of procedure pack_value [2023-11-19 05:03:31,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pack_value [2023-11-19 05:03:31,238 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-11-19 05:03:31,238 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-11-19 05:03:31,238 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2023-11-19 05:03:31,238 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2023-11-19 05:03:31,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 05:03:31,239 INFO L130 BoogieDeclarations]: Found specification of procedure clear_discard [2023-11-19 05:03:31,239 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_discard [2023-11-19 05:03:31,239 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_cell [2023-11-19 05:03:31,239 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_cell [2023-11-19 05:03:31,239 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 05:03:31,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 05:03:31,239 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_flush_bios [2023-11-19 05:03:31,239 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_flush_bios [2023-11-19 05:03:31,239 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer [2023-11-19 05:03:31,240 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer [2023-11-19 05:03:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 05:03:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2023-11-19 05:03:31,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2023-11-19 05:03:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2023-11-19 05:03:31,240 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2023-11-19 05:03:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_destroy [2023-11-19 05:03:31,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_destroy [2023-11-19 05:03:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure cache_device_name [2023-11-19 05:03:31,240 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_device_name [2023-11-19 05:03:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:03:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure get_policy_once [2023-11-19 05:03:31,241 INFO L138 BoogieDeclarations]: Found implementation of procedure get_policy_once [2023-11-19 05:03:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2023-11-19 05:03:31,241 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2023-11-19 05:03:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 05:03:31,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 05:03:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure inc_and_issue [2023-11-19 05:03:31,241 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_and_issue [2023-11-19 05:03:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure write_discard_bitset [2023-11-19 05:03:31,242 INFO L138 BoogieDeclarations]: Found implementation of procedure write_discard_bitset [2023-11-19 05:03:31,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 05:03:31,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 05:03:31,242 INFO L130 BoogieDeclarations]: Found specification of procedure sync_metadata [2023-11-19 05:03:31,242 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_metadata [2023-11-19 05:03:31,242 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-11-19 05:03:31,242 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-11-19 05:03:31,242 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_range [2023-11-19 05:03:31,242 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_range [2023-11-19 05:03:31,243 INFO L130 BoogieDeclarations]: Found specification of procedure policy_unchanged [2023-11-19 05:03:31,243 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_unchanged [2023-11-19 05:03:31,243 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 05:03:31,243 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 05:03:31,243 INFO L130 BoogieDeclarations]: Found specification of procedure set_config_value [2023-11-19 05:03:31,243 INFO L138 BoogieDeclarations]: Found implementation of procedure set_config_value [2023-11-19 05:03:31,243 INFO L130 BoogieDeclarations]: Found specification of procedure stop_worker [2023-11-19 05:03:31,243 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_worker [2023-11-19 05:03:31,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 05:03:31,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 05:03:31,244 INFO L130 BoogieDeclarations]: Found specification of procedure policy_force_mapping [2023-11-19 05:03:31,244 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_force_mapping [2023-11-19 05:03:31,244 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_clear_discard [2023-11-19 05:03:31,244 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_clear_discard [2023-11-19 05:03:31,244 INFO L130 BoogieDeclarations]: Found specification of procedure __save_sm_root [2023-11-19 05:03:31,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __save_sm_root [2023-11-19 05:03:31,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 05:03:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-11-19 05:03:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2023-11-19 05:03:31,245 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2023-11-19 05:03:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure blocks_are_unmapped_or_clean [2023-11-19 05:03:31,245 INFO L138 BoogieDeclarations]: Found implementation of procedure blocks_are_unmapped_or_clean [2023-11-19 05:03:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-19 05:03:31,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-19 05:03:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:03:31,245 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2023-11-19 05:03:31,246 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2023-11-19 05:03:31,246 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2023-11-19 05:03:31,246 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2023-11-19 05:03:31,246 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2023-11-19 05:03:31,246 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2023-11-19 05:03:31,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 05:03:31,246 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 05:03:31,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 05:03:31,246 INFO L130 BoogieDeclarations]: Found specification of procedure write_hints [2023-11-19 05:03:31,247 INFO L138 BoogieDeclarations]: Found implementation of procedure write_hints [2023-11-19 05:03:31,247 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2023-11-19 05:03:31,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2023-11-19 05:03:31,247 INFO L130 BoogieDeclarations]: Found specification of procedure __find_policy [2023-11-19 05:03:31,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_policy [2023-11-19 05:03:31,247 INFO L130 BoogieDeclarations]: Found specification of procedure policy_tick [2023-11-19 05:03:31,247 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_tick [2023-11-19 05:03:31,247 INFO L130 BoogieDeclarations]: Found specification of procedure cache_resume [2023-11-19 05:03:31,247 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_resume [2023-11-19 05:03:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-11-19 05:03:31,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-11-19 05:03:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_close [2023-11-19 05:03:31,248 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_close [2023-11-19 05:03:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_hint_size [2023-11-19 05:03:31,248 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_hint_size [2023-11-19 05:03:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-19 05:03:31,248 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-19 05:03:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2023-11-19 05:03:31,248 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2023-11-19 05:03:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure free_migration [2023-11-19 05:03:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure free_migration [2023-11-19 05:03:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 05:03:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 05:03:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure passthrough_mode [2023-11-19 05:03:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure passthrough_mode [2023-11-19 05:03:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure get_cache_mode [2023-11-19 05:03:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cache_mode [2023-11-19 05:03:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure to_cblock [2023-11-19 05:03:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure to_cblock [2023-11-19 05:03:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure cache_iterate_devices [2023-11-19 05:03:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_iterate_devices [2023-11-19 05:03:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure to_oblock [2023-11-19 05:03:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure to_oblock [2023-11-19 05:03:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2023-11-19 05:03:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2023-11-19 05:03:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure block_div [2023-11-19 05:03:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure block_div [2023-11-19 05:03:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-19 05:03:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-19 05:03:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-19 05:03:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-19 05:03:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure oblocks_per_dblock [2023-11-19 05:03:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure oblocks_per_dblock [2023-11-19 05:03:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure policy_set_dirty [2023-11-19 05:03:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_set_dirty [2023-11-19 05:03:31,251 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_size [2023-11-19 05:03:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_size [2023-11-19 05:03:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure cache_message [2023-11-19 05:03:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_message [2023-11-19 05:03:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-11-19 05:03:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-11-19 05:03:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure inc_ds [2023-11-19 05:03:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_ds [2023-11-19 05:03:31,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:03:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:03:31,253 INFO L130 BoogieDeclarations]: Found specification of procedure inc_hit_counter [2023-11-19 05:03:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_hit_counter [2023-11-19 05:03:31,253 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 05:03:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 05:03:31,253 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_visit_release [2023-11-19 05:03:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_visit_release [2023-11-19 05:03:31,253 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2023-11-19 05:03:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2023-11-19 05:03:31,253 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2023-11-19 05:03:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2023-11-19 05:03:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure cache_io_hints [2023-11-19 05:03:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_io_hints [2023-11-19 05:03:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure cache_end_io [2023-11-19 05:03:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_end_io [2023-11-19 05:03:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_begin [2023-11-19 05:03:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_begin [2023-11-19 05:03:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 05:03:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 05:03:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 05:03:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 05:03:31,254 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_abort [2023-11-19 05:03:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_abort [2023-11-19 05:03:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure read_superblock_fields [2023-11-19 05:03:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure read_superblock_fields [2023-11-19 05:03:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2023-11-19 05:03:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2023-11-19 05:03:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure inc_miss_counter [2023-11-19 05:03:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_miss_counter [2023-11-19 05:03:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure migration_failure [2023-11-19 05:03:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_failure [2023-11-19 05:03:31,255 INFO L130 BoogieDeclarations]: Found specification of procedure dm_hook_bio [2023-11-19 05:03:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_hook_bio [2023-11-19 05:03:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_set_value [2023-11-19 05:03:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_set_value [2023-11-19 05:03:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_migration [2023-11-19 05:03:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_migration [2023-11-19 05:03:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2023-11-19 05:03:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2023-11-19 05:03:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2023-11-19 05:03:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2023-11-19 05:03:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure is_discarded_oblock [2023-11-19 05:03:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure is_discarded_oblock [2023-11-19 05:03:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bitset [2023-11-19 05:03:31,257 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bitset [2023-11-19 05:03:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 05:03:31,257 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 05:03:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_mapping_info [2023-11-19 05:03:31,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_mapping_info [2023-11-19 05:03:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 05:03:31,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 05:03:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-19 05:03:31,257 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-19 05:03:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure bitset_size_in_bytes [2023-11-19 05:03:31,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bitset_size_in_bytes [2023-11-19 05:03:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 05:03:31,258 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 05:03:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 05:03:31,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 05:03:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_is_read_only [2023-11-19 05:03:31,258 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_is_read_only [2023-11-19 05:03:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:03:31,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:03:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2023-11-19 05:03:31,258 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2023-11-19 05:03:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure dm_read_arg_group [2023-11-19 05:03:31,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_read_arg_group [2023-11-19 05:03:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dirty [2023-11-19 05:03:31,259 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dirty [2023-11-19 05:03:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2023-11-19 05:03:31,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2023-11-19 05:03:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-19 05:03:31,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-19 05:03:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure quiesce_migration [2023-11-19 05:03:31,260 INFO L138 BoogieDeclarations]: Found implementation of procedure quiesce_migration [2023-11-19 05:03:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2023-11-19 05:03:31,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2023-11-19 05:03:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_opt [2023-11-19 05:03:31,260 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_opt [2023-11-19 05:03:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2023-11-19 05:03:31,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2023-11-19 05:03:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:03:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 05:03:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 05:03:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2023-11-19 05:03:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2023-11-19 05:03:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure free_prison_cell [2023-11-19 05:03:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure free_prison_cell [2023-11-19 05:03:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 05:03:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2023-11-19 05:03:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2023-11-19 05:03:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2023-11-19 05:03:31,261 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2023-11-19 05:03:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_32 [2023-11-19 05:03:31,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_32 [2023-11-19 05:03:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-19 05:03:31,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-19 05:03:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure discard_or_flush [2023-11-19 05:03:31,262 INFO L138 BoogieDeclarations]: Found implementation of procedure discard_or_flush [2023-11-19 05:03:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_data_structs [2023-11-19 05:03:31,262 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_data_structs [2023-11-19 05:03:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2023-11-19 05:03:31,263 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2023-11-19 05:03:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_value [2023-11-19 05:03:31,263 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_value [2023-11-19 05:03:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2023-11-19 05:03:31,263 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2023-11-19 05:03:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_read_lock [2023-11-19 05:03:31,263 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_read_lock [2023-11-19 05:03:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 05:03:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2023-11-19 05:03:31,264 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2023-11-19 05:03:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_31 [2023-11-19 05:03:31,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_31 [2023-11-19 05:03:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 05:03:31,264 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 05:03:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure from_dblock [2023-11-19 05:03:31,264 INFO L138 BoogieDeclarations]: Found implementation of procedure from_dblock [2023-11-19 05:03:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 05:03:31,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 05:03:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-19 05:03:31,265 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-19 05:03:31,265 INFO L130 BoogieDeclarations]: Found specification of procedure cache_bvec_merge [2023-11-19 05:03:31,265 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_bvec_merge [2023-11-19 05:03:31,265 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 05:03:31,265 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 05:03:31,265 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 05:03:31,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 05:03:31,265 INFO L130 BoogieDeclarations]: Found specification of procedure is_dirty [2023-11-19 05:03:31,265 INFO L138 BoogieDeclarations]: Found implementation of procedure is_dirty [2023-11-19 05:03:31,266 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2023-11-19 05:03:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2023-11-19 05:03:31,266 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2023-11-19 05:03:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2023-11-19 05:03:31,266 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-19 05:03:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-19 05:03:31,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 05:03:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 05:03:31,267 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_get_value [2023-11-19 05:03:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_get_value [2023-11-19 05:03:31,267 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_empty [2023-11-19 05:03:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_empty [2023-11-19 05:03:31,267 INFO L130 BoogieDeclarations]: Found specification of procedure set_dirty [2023-11-19 05:03:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dirty [2023-11-19 05:03:31,267 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2023-11-19 05:03:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2023-11-19 05:03:31,267 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_walk [2023-11-19 05:03:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_walk [2023-11-19 05:03:31,268 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 05:03:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 05:03:31,268 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_cache [2023-11-19 05:03:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_cache [2023-11-19 05:03:31,268 INFO L130 BoogieDeclarations]: Found specification of procedure oblock_to_dblock [2023-11-19 05:03:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure oblock_to_dblock [2023-11-19 05:03:31,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-19 05:03:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-19 05:03:31,268 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2023-11-19 05:03:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2023-11-19 05:03:31,268 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_free_structs [2023-11-19 05:03:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_free_structs [2023-11-19 05:03:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure dm_disk_bitset_init [2023-11-19 05:03:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_disk_bitset_init [2023-11-19 05:03:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard [2023-11-19 05:03:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard [2023-11-19 05:03:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2023-11-19 05:03:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2023-11-19 05:03:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure destroy [2023-11-19 05:03:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy [2023-11-19 05:03:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2023-11-19 05:03:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2023-11-19 05:03:31,269 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 05:03:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 05:03:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release [2023-11-19 05:03:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure is_quiescing [2023-11-19 05:03:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quiescing [2023-11-19 05:03:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 05:03:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 05:03:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2023-11-19 05:03:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2023-11-19 05:03:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:03:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_mode [2023-11-19 05:03:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_mode [2023-11-19 05:03:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_info_init [2023-11-19 05:03:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_info_init [2023-11-19 05:03:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 05:03:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 05:03:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure from_oblock [2023-11-19 05:03:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure from_oblock [2023-11-19 05:03:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 05:03:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 05:03:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2023-11-19 05:03:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2023-11-19 05:03:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_copy [2023-11-19 05:03:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_copy [2023-11-19 05:03:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-19 05:03:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-19 05:03:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_name [2023-11-19 05:03:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_name [2023-11-19 05:03:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure spare_migration_bandwidth [2023-11-19 05:03:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure spare_migration_bandwidth [2023-11-19 05:03:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2023-11-19 05:03:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2023-11-19 05:03:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_cache_dirty [2023-11-19 05:03:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_cache_dirty [2023-11-19 05:03:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_put_cell [2023-11-19 05:03:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_put_cell [2023-11-19 05:03:31,272 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2023-11-19 05:03:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2023-11-19 05:03:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure defer_bio [2023-11-19 05:03:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure defer_bio [2023-11-19 05:03:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2023-11-19 05:03:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2023-11-19 05:03:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2023-11-19 05:03:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2023-11-19 05:03:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-19 05:03:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-19 05:03:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure dm_shift_arg [2023-11-19 05:03:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_shift_arg [2023-11-19 05:03:31,273 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_requests [2023-11-19 05:03:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_requests [2023-11-19 05:03:31,274 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 05:03:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 05:03:31,274 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2023-11-19 05:03:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2023-11-19 05:03:31,274 INFO L130 BoogieDeclarations]: Found specification of procedure policy_remove_mapping [2023-11-19 05:03:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_remove_mapping [2023-11-19 05:03:31,274 INFO L130 BoogieDeclarations]: Found specification of procedure to_dblock [2023-11-19 05:03:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure to_dblock [2023-11-19 05:03:31,274 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2023-11-19 05:03:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2023-11-19 05:03:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2023-11-19 05:03:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2023-11-19 05:03:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2023-11-19 05:03:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2023-11-19 05:03:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure at_least_one_arg [2023-11-19 05:03:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure at_least_one_arg [2023-11-19 05:03:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure __queue_quiesced_migration [2023-11-19 05:03:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __queue_quiesced_migration [2023-11-19 05:03:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure inc_io_migrations [2023-11-19 05:03:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_io_migrations [2023-11-19 05:03:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2023-11-19 05:03:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure policy_map [2023-11-19 05:03:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_map [2023-11-19 05:03:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2023-11-19 05:03:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2023-11-19 05:03:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2023-11-19 05:03:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2023-11-19 05:03:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure complete_migration [2023-11-19 05:03:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_migration [2023-11-19 05:03:31,276 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 05:03:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 05:03:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:03:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 05:03:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2023-11-19 05:03:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2023-11-19 05:03:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure lookup [2023-11-19 05:03:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup [2023-11-19 05:03:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_request [2023-11-19 05:03:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_request [2023-11-19 05:03:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure migration_success_pre_commit [2023-11-19 05:03:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_success_pre_commit [2023-11-19 05:03:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:03:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure cache_status [2023-11-19 05:03:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_status [2023-11-19 05:03:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2023-11-19 05:03:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2023-11-19 05:03:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2023-11-19 05:03:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2023-11-19 05:03:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 05:03:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2023-11-19 05:03:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2023-11-19 05:03:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2023-11-19 05:03:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2023-11-19 05:03:32,656 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:03:32,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:03:33,448 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 05:03:44,632 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:03:47,344 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:03:47,348 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 05:03:47,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:03:47 BoogieIcfgContainer [2023-11-19 05:03:47,371 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:03:47,374 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:03:47,374 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:03:47,377 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:03:47,377 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:03:25" (1/3) ... [2023-11-19 05:03:47,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a74418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:03:47, skipping insertion in model container [2023-11-19 05:03:47,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:03:30" (2/3) ... [2023-11-19 05:03:47,380 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39a74418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:03:47, skipping insertion in model container [2023-11-19 05:03:47,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:03:47" (3/3) ... [2023-11-19 05:03:47,381 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2023-11-19 05:03:47,401 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:03:47,401 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:03:47,534 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:03:47,541 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;@5ea16ec5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:03:47,541 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:03:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand has 3452 states, 2019 states have (on average 1.2813273897969293) internal successors, (2587), 2102 states have internal predecessors, (2587), 1184 states have call successors, (1184), 248 states have call predecessors, (1184), 247 states have return successors, (1178), 1149 states have call predecessors, (1178), 1178 states have call successors, (1178) [2023-11-19 05:03:47,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 05:03:47,594 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:03:47,595 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:03:47,596 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:03:47,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:03:47,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1687712569, now seen corresponding path program 1 times [2023-11-19 05:03:47,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:03:47,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97619233] [2023-11-19 05:03:47,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:03:47,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:03:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:03:48,775 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2023-11-19 05:03:48,776 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:03:48,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97619233] [2023-11-19 05:03:48,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97619233] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:03:48,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:03:48,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:03:48,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329493428] [2023-11-19 05:03:48,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:03:48,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:03:48,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:03:48,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:03:48,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:03:48,840 INFO L87 Difference]: Start difference. First operand has 3452 states, 2019 states have (on average 1.2813273897969293) internal successors, (2587), 2102 states have internal predecessors, (2587), 1184 states have call successors, (1184), 248 states have call predecessors, (1184), 247 states have return successors, (1178), 1149 states have call predecessors, (1178), 1178 states have call successors, (1178) Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-19 05:03:51,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:03:54,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 05:03:56,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:03:56,071 INFO L93 Difference]: Finished difference Result 9232 states and 13301 transitions. [2023-11-19 05:03:56,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:03:56,074 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 193 [2023-11-19 05:03:56,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:03:56,153 INFO L225 Difference]: With dead ends: 9232 [2023-11-19 05:03:56,153 INFO L226 Difference]: Without dead ends: 5778 [2023-11-19 05:03:56,191 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 05:03:56,195 INFO L413 NwaCegarLoop]: 5205 mSDtfsCounter, 3337 mSDsluCounter, 4397 mSDsCounter, 0 mSdLazyCounter, 938 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3337 SdHoareTripleChecker+Valid, 9602 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:03:56,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3337 Valid, 9602 Invalid, 940 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 938 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2023-11-19 05:03:56,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5778 states. [2023-11-19 05:03:56,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5778 to 5774. [2023-11-19 05:03:56,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5774 states, 3343 states have (on average 1.2638348788513312) internal successors, (4225), 3489 states have internal predecessors, (4225), 1971 states have call successors, (1971), 460 states have call predecessors, (1971), 459 states have return successors, (1969), 1911 states have call predecessors, (1969), 1969 states have call successors, (1969) [2023-11-19 05:03:56,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5774 states to 5774 states and 8165 transitions. [2023-11-19 05:03:56,733 INFO L78 Accepts]: Start accepts. Automaton has 5774 states and 8165 transitions. Word has length 193 [2023-11-19 05:03:56,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:03:56,737 INFO L495 AbstractCegarLoop]: Abstraction has 5774 states and 8165 transitions. [2023-11-19 05:03:56,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-19 05:03:56,737 INFO L276 IsEmpty]: Start isEmpty. Operand 5774 states and 8165 transitions. [2023-11-19 05:03:56,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-19 05:03:56,751 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:03:56,752 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:03:56,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:03:56,752 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:03:56,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:03:56,753 INFO L85 PathProgramCache]: Analyzing trace with hash -773433874, now seen corresponding path program 1 times [2023-11-19 05:03:56,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:03:56,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263908454] [2023-11-19 05:03:56,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:03:56,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:03:56,978 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:03:56,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [93063783] [2023-11-19 05:03:56,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:03:56,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:03:56,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:03:56,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:03:57,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:03:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:03:58,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 3259 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:03:58,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:03:58,923 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2023-11-19 05:03:58,924 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:03:58,924 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:03:58,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263908454] [2023-11-19 05:03:58,925 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 05:03:58,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93063783] [2023-11-19 05:03:58,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93063783] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:03:58,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:03:58,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:03:58,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178481181] [2023-11-19 05:03:58,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:03:58,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:03:58,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:03:58,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:03:58,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:03:58,930 INFO L87 Difference]: Start difference. First operand 5774 states and 8165 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:04:02,854 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 05:04:06,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:04:06,332 INFO L93 Difference]: Finished difference Result 17166 states and 24671 transitions. [2023-11-19 05:04:06,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:04:06,333 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 235 [2023-11-19 05:04:06,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:04:06,454 INFO L225 Difference]: With dead ends: 17166 [2023-11-19 05:04:06,454 INFO L226 Difference]: Without dead ends: 11427 [2023-11-19 05:04:06,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 233 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 05:04:06,504 INFO L413 NwaCegarLoop]: 7035 mSDtfsCounter, 4810 mSDsluCounter, 4616 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4810 SdHoareTripleChecker+Valid, 11651 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-19 05:04:06,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4810 Valid, 11651 Invalid, 959 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 955 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2023-11-19 05:04:06,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11427 states. [2023-11-19 05:04:07,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11427 to 11392. [2023-11-19 05:04:07,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11392 states, 6602 states have (on average 1.266131475310512) internal successors, (8359), 6911 states have internal predecessors, (8359), 3891 states have call successors, (3891), 911 states have call predecessors, (3891), 898 states have return successors, (4113), 3735 states have call predecessors, (4113), 3889 states have call successors, (4113) [2023-11-19 05:04:07,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11392 states to 11392 states and 16363 transitions. [2023-11-19 05:04:07,465 INFO L78 Accepts]: Start accepts. Automaton has 11392 states and 16363 transitions. Word has length 235 [2023-11-19 05:04:07,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:04:07,471 INFO L495 AbstractCegarLoop]: Abstraction has 11392 states and 16363 transitions. [2023-11-19 05:04:07,471 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:04:07,472 INFO L276 IsEmpty]: Start isEmpty. Operand 11392 states and 16363 transitions. [2023-11-19 05:04:07,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-11-19 05:04:07,478 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:07,478 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:07,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f690eb-7df2-41e5-9722-9191227c4d3b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0