./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-snapshot.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d8e7c5aa7005923070e9554b87b5a04ee24ecedc3d8bb5799929a04800a522a8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:17:15,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:17:15,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:17:15,866 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:17:15,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:17:15,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:17:15,907 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:17:15,908 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:17:15,909 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:17:15,913 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:17:15,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:17:15,914 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:17:15,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:17:15,917 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:17:15,918 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:17:15,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:17:15,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:17:15,919 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:17:15,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:17:15,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:17:15,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:17:15,921 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:17:15,922 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:17:15,922 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:17:15,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:17:15,923 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:17:15,924 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:17:15,924 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:17:15,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:17:15,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:17:15,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:17:15,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:17:15,927 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:17:15,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:17:15,928 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:17:15,928 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:17:15,928 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:17:15,929 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:17:15,929 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:17:15,929 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8e7c5aa7005923070e9554b87b5a04ee24ecedc3d8bb5799929a04800a522a8 [2023-11-21 22:17:16,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:17:16,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:17:16,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:17:16,262 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:17:16,263 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:17:16,265 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2023-11-21 22:17:19,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:17:20,253 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:17:20,254 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2023-11-21 22:17:20,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/data/65c34038a/922147094175418dbe0ba482e386d3f0/FLAG01f310165 [2023-11-21 22:17:20,313 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/data/65c34038a/922147094175418dbe0ba482e386d3f0 [2023-11-21 22:17:20,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:17:20,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:17:20,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:17:20,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:17:20,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:17:20,325 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:17:20" (1/1) ... [2023-11-21 22:17:20,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643d6441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:20, skipping insertion in model container [2023-11-21 22:17:20,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:17:20" (1/1) ... [2023-11-21 22:17:20,537 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:17:23,369 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_e932b596-6cef-444d-8941-789a936eb47a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i[294962,294975] [2023-11-21 22:17:23,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:17:23,513 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:17:23,603 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"); [4080] [2023-11-21 22:17:23,605 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)); [4087] [2023-11-21 22:17:23,605 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4094] [2023-11-21 22:17:23,606 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"); [4103-4104] [2023-11-21 22:17:23,607 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)); [4118-4119] [2023-11-21 22:17:23,607 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [4128] [2023-11-21 22:17:23,614 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)); [4360] [2023-11-21 22:17:23,614 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)); [4367] [2023-11-21 22:17:23,625 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/inst/current/envs/linux-4.2-rc1.tar.xz/linux-4.2-rc1/drivers/md/dm-exception-store.h"), "i" (155), "i" (12UL)); [4618-4619] [2023-11-21 22:17:23,626 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/inst/current/envs/linux-4.2-rc1.tar.xz/linux-4.2-rc1/drivers/md/dm-exception-store.h"), "i" (160), "i" (12UL)); [4635-4636] [2023-11-21 22:17:23,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5331] [2023-11-21 22:17:23,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5518] [2023-11-21 22:17:23,660 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/1386/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-snap.c"), "i" (962), "i" (12UL)); [5655-5656] [2023-11-21 22:17:23,681 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6059] [2023-11-21 22:17:23,681 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/1386/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-snap.c"), "i" (1347), "i" (12UL)); [6066-6067] [2023-11-21 22:17:23,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [8135] [2023-11-21 22:17:23,861 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"); [9032-9033] [2023-11-21 22:17:23,874 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/1386/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-snap-persistent.c"), "i" (406), "i" (12UL)); [9329-9330] [2023-11-21 22:17:23,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/1386/dscv_tempdir/dscv/ri/43_2a/drivers/md/dm-snap-persistent.c"), "i" (810), "i" (12UL)); [9763-9764] [2023-11-21 22:17:23,911 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_e932b596-6cef-444d-8941-789a936eb47a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i[294962,294975] [2023-11-21 22:17:23,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:17:24,206 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:17:24,215 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:17:24,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24 WrapperNode [2023-11-21 22:17:24,216 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:17:24,217 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:17:24,217 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:17:24,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:17:24,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:24,377 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:24,584 INFO L138 Inliner]: procedures = 381, calls = 2899, calls flagged for inlining = 159, calls inlined = 153, statements flattened = 6960 [2023-11-21 22:17:24,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:17:24,586 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:17:24,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:17:24,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:17:24,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:24,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:24,635 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:28,015 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:17:28,015 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:28,016 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:28,230 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:28,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:28,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:28,359 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:28,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:17:28,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:17:28,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:17:28,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:17:28,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (1/1) ... [2023-11-21 22:17:28,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:17:28,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:17:28,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:17:28,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932b596-6cef-444d-8941-789a936eb47a/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:17:28,508 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2023-11-21 22:17:28,509 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2023-11-21 22:17:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-21 22:17:28,509 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-21 22:17:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_init [2023-11-21 22:17:28,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_init [2023-11-21 22:17:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure dm_vcalloc [2023-11-21 22:17:28,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_vcalloc [2023-11-21 22:17:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2023-11-21 22:17:28,511 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2023-11-21 22:17:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2023-11-21 22:17:28,512 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2023-11-21 22:17:28,514 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-21 22:17:28,514 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-21 22:17:28,514 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2023-11-21 22:17:28,515 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2023-11-21 22:17:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure stop_merge [2023-11-21 22:17:28,515 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_merge [2023-11-21 22:17:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:17:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:17:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:17:28,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:17:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2023-11-21 22:17:28,516 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2023-11-21 22:17:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 22:17:28,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 22:17:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2023-11-21 22:17:28,517 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2023-11-21 22:17:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_map [2023-11-21 22:17:28,517 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_map [2023-11-21 22:17:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure init_tracked_chunk [2023-11-21 22:17:28,518 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tracked_chunk [2023-11-21 22:17:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure exit_origin_hash [2023-11-21 22:17:28,518 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_origin_hash [2023-11-21 22:17:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure __find_pending_exception [2023-11-21 22:17:28,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_pending_exception [2023-11-21 22:17:28,518 INFO L130 BoogieDeclarations]: Found specification of procedure track_chunk [2023-11-21 22:17:28,519 INFO L138 BoogieDeclarations]: Found implementation of procedure track_chunk [2023-11-21 22:17:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-21 22:17:28,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-21 22:17:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:17:28,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:17:28,519 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2023-11-21 22:17:28,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2023-11-21 22:17:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure remap_exception [2023-11-21 22:17:28,521 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_exception [2023-11-21 22:17:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure read_pending_exceptions_done_count [2023-11-21 22:17:28,522 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pending_exceptions_done_count [2023-11-21 22:17:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure get_info [2023-11-21 22:17:28,522 INFO L138 BoogieDeclarations]: Found implementation of procedure get_info [2023-11-21 22:17:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure origin_ctr [2023-11-21 22:17:28,523 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_ctr [2023-11-21 22:17:28,523 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_usage [2023-11-21 22:17:28,523 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_usage [2023-11-21 22:17:28,524 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pending_exception [2023-11-21 22:17:28,524 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pending_exception [2023-11-21 22:17:28,525 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2023-11-21 22:17:28,525 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2023-11-21 22:17:28,525 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_to_sector [2023-11-21 22:17:28,525 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_to_sector [2023-11-21 22:17:28,526 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-21 22:17:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-21 22:17:28,526 INFO L130 BoogieDeclarations]: Found specification of procedure dm_insert_exception [2023-11-21 22:17:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_insert_exception [2023-11-21 22:17:28,526 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_next_chunks [2023-11-21 22:17:28,526 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_next_chunks [2023-11-21 22:17:28,527 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:17:28,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:17:28,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:17:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:17:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_origin [2023-11-21 22:17:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_origin [2023-11-21 22:17:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure get_exception [2023-11-21 22:17:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure get_exception [2023-11-21 22:17:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-21 22:17:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-21 22:17:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:17:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:17:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure transient_read_metadata [2023-11-21 22:17:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_read_metadata [2023-11-21 22:17:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_exit [2023-11-21 22:17:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_exit [2023-11-21 22:17:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:17:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:17:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure transient_usage [2023-11-21 22:17:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_usage [2023-11-21 22:17:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_status [2023-11-21 22:17:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_status [2023-11-21 22:17:28,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-21 22:17:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-21 22:17:28,531 INFO L130 BoogieDeclarations]: Found specification of procedure origin_postsuspend [2023-11-21 22:17:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_postsuspend [2023-11-21 22:17:28,532 INFO L130 BoogieDeclarations]: Found specification of procedure sector_to_chunk [2023-11-21 22:17:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure sector_to_chunk [2023-11-21 22:17:28,532 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-21 22:17:28,533 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-21 22:17:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2023-11-21 22:17:28,533 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2023-11-21 22:17:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2023-11-21 22:17:28,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2023-11-21 22:17:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_cow [2023-11-21 22:17:28,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_cow [2023-11-21 22:17:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_logical_block_size [2023-11-21 22:17:28,535 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_logical_block_size [2023-11-21 22:17:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_drop_snapshot [2023-11-21 22:17:28,535 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_drop_snapshot [2023-11-21 22:17:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2023-11-21 22:17:28,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2023-11-21 22:17:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_area [2023-11-21 22:17:28,536 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_area [2023-11-21 22:17:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:17:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 22:17:28,536 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 22:17:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_map [2023-11-21 22:17:28,536 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_map [2023-11-21 22:17:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_dtr [2023-11-21 22:17:28,537 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_dtr [2023-11-21 22:17:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2023-11-21 22:17:28,537 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2023-11-21 22:17:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2023-11-21 22:17:28,538 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2023-11-21 22:17:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure __invalidate_snapshot [2023-11-21 22:17:28,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __invalidate_snapshot [2023-11-21 22:17:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure free_completed_exception [2023-11-21 22:17:28,538 INFO L138 BoogieDeclarations]: Found implementation of procedure free_completed_exception [2023-11-21 22:17:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_status [2023-11-21 22:17:28,539 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_status [2023-11-21 22:17:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2023-11-21 22:17:28,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2023-11-21 22:17:28,541 INFO L130 BoogieDeclarations]: Found specification of procedure flush_bios [2023-11-21 22:17:28,542 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_bios [2023-11-21 22:17:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure free_pending_exception [2023-11-21 22:17:28,545 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pending_exception [2023-11-21 22:17:28,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:17:28,545 INFO L130 BoogieDeclarations]: Found specification of procedure free_area [2023-11-21 22:17:28,546 INFO L138 BoogieDeclarations]: Found implementation of procedure free_area [2023-11-21 22:17:28,546 INFO L130 BoogieDeclarations]: Found specification of procedure area_location [2023-11-21 22:17:28,547 INFO L138 BoogieDeclarations]: Found implementation of procedure area_location [2023-11-21 22:17:28,548 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-11-21 22:17:28,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-11-21 22:17:28,554 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_dtr [2023-11-21 22:17:28,554 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_dtr [2023-11-21 22:17:28,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-21 22:17:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-21 22:17:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 22:17:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 22:17:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2023-11-21 22:17:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2023-11-21 22:17:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_exit [2023-11-21 22:17:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_exit [2023-11-21 22:17:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure origin_resume [2023-11-21 22:17:28,556 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_resume [2023-11-21 22:17:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure get_origin_minimum_chunksize [2023-11-21 22:17:28,556 INFO L138 BoogieDeclarations]: Found implementation of procedure get_origin_minimum_chunksize [2023-11-21 22:17:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_pending_exception [2023-11-21 22:17:28,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_pending_exception [2023-11-21 22:17:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2023-11-21 22:17:28,557 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2023-11-21 22:17:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:17:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:17:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_exception [2023-11-21 22:17:28,557 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_exception [2023-11-21 22:17:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_equal [2023-11-21 22:17:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_equal [2023-11-21 22:17:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 22:17:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 22:17:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_get [2023-11-21 22:17:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_get [2023-11-21 22:17:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure start_merge [2023-11-21 22:17:28,559 INFO L138 BoogieDeclarations]: Found implementation of procedure start_merge [2023-11-21 22:17:28,559 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count [2023-11-21 22:17:28,559 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count [2023-11-21 22:17:28,559 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-21 22:17:28,559 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-21 22:17:28,559 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-21 22:17:28,560 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-21 22:17:28,560 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_ctr [2023-11-21 22:17:28,560 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_ctr [2023-11-21 22:17:28,560 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 22:17:28,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 22:17:28,560 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2023-11-21 22:17:28,560 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2023-11-21 22:17:28,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 22:17:28,561 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_destroy [2023-11-21 22:17:28,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_destroy [2023-11-21 22:17:28,561 INFO L130 BoogieDeclarations]: Found specification of procedure merge_shutdown [2023-11-21 22:17:28,561 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_shutdown [2023-11-21 22:17:28,561 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_exit [2023-11-21 22:17:28,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_exit [2023-11-21 22:17:28,562 INFO L130 BoogieDeclarations]: Found specification of procedure origin_dtr [2023-11-21 22:17:28,562 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_dtr [2023-11-21 22:17:28,562 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_merge [2023-11-21 22:17:28,562 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_merge [2023-11-21 22:17:28,562 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-21 22:17:28,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-21 22:17:28,562 INFO L130 BoogieDeclarations]: Found specification of procedure start_copy [2023-11-21 22:17:28,563 INFO L138 BoogieDeclarations]: Found implementation of procedure start_copy [2023-11-21 22:17:28,563 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2023-11-21 22:17:28,563 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2023-11-21 22:17:28,563 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-21 22:17:28,563 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-21 22:17:28,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 22:17:28,563 INFO L130 BoogieDeclarations]: Found specification of procedure transient_ctr [2023-11-21 22:17:28,564 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_ctr [2023-11-21 22:17:28,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:17:28,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-11-21 22:17:28,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-11-21 22:17:28,564 INFO L130 BoogieDeclarations]: Found specification of procedure origin_write_extent [2023-11-21 22:17:28,564 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_write_extent [2023-11-21 22:17:28,564 INFO L130 BoogieDeclarations]: Found specification of procedure transient_status [2023-11-21 22:17:28,565 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_status [2023-11-21 22:17:28,565 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io [2023-11-21 22:17:28,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io [2023-11-21 22:17:28,565 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_resume [2023-11-21 22:17:28,565 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_resume [2023-11-21 22:17:28,565 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-21 22:17:28,565 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-21 22:17:28,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-21 22:17:28,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-21 22:17:28,566 INFO L130 BoogieDeclarations]: Found specification of procedure error_bios [2023-11-21 22:17:28,566 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bios [2023-11-21 22:17:28,566 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_preresume [2023-11-21 22:17:28,566 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_preresume [2023-11-21 22:17:28,566 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_iterate_devices [2023-11-21 22:17:28,566 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_iterate_devices [2023-11-21 22:17:28,567 INFO L130 BoogieDeclarations]: Found specification of procedure origin_iterate_devices [2023-11-21 22:17:28,567 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_iterate_devices [2023-11-21 22:17:28,567 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:17:28,567 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:17:28,567 INFO L130 BoogieDeclarations]: Found specification of procedure transient_dtr [2023-11-21 22:17:28,567 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_dtr [2023-11-21 22:17:28,567 INFO L130 BoogieDeclarations]: Found specification of procedure put_type [2023-11-21 22:17:28,568 INFO L138 BoogieDeclarations]: Found implementation of procedure put_type [2023-11-21 22:17:28,568 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-21 22:17:28,568 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-21 22:17:28,568 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_snapshot [2023-11-21 22:17:28,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_snapshot [2023-11-21 22:17:28,568 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-21 22:17:28,568 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-21 22:17:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_merge [2023-11-21 22:17:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_merge [2023-11-21 22:17:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure read_exception [2023-11-21 22:17:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exception [2023-11-21 22:17:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_unregister [2023-11-21 22:17:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_unregister [2023-11-21 22:17:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:17:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure get_type [2023-11-21 22:17:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure get_type [2023-11-21 22:17:28,570 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_register [2023-11-21 22:17:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_register [2023-11-21 22:17:28,570 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_ctr [2023-11-21 22:17:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_ctr [2023-11-21 22:17:28,570 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_read_metadata [2023-11-21 22:17:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_read_metadata [2023-11-21 22:17:28,571 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-21 22:17:28,571 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-21 22:17:28,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:17:28,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:17:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_set_chunk_size [2023-11-21 22:17:28,576 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_set_chunk_size [2023-11-21 22:17:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_inc [2023-11-21 22:17:28,576 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_inc [2023-11-21 22:17:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure __find_snapshots_sharing_cow [2023-11-21 22:17:28,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_snapshots_sharing_cow [2023-11-21 22:17:28,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-21 22:17:28,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-21 22:17:28,577 INFO L130 BoogieDeclarations]: Found specification of procedure dm_remove_exception [2023-11-21 22:17:28,578 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_remove_exception [2023-11-21 22:17:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_end_io [2023-11-21 22:17:28,579 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_end_io [2023-11-21 22:17:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure dm_chunk_number [2023-11-21 22:17:28,580 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_chunk_number [2023-11-21 22:17:28,580 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2023-11-21 22:17:28,580 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2023-11-21 22:17:28,580 INFO L130 BoogieDeclarations]: Found specification of procedure skip_metadata [2023-11-21 22:17:28,580 INFO L138 BoogieDeclarations]: Found implementation of procedure skip_metadata [2023-11-21 22:17:28,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:17:28,580 INFO L130 BoogieDeclarations]: Found specification of procedure zero_disk_area [2023-11-21 22:17:28,581 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_disk_area [2023-11-21 22:17:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure origin_map [2023-11-21 22:17:28,581 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_map [2023-11-21 22:17:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-21 22:17:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-21 22:17:28,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-21 22:17:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2023-11-21 22:17:28,581 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2023-11-21 22:17:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_exception [2023-11-21 22:17:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_exception [2023-11-21 22:17:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure origin_status [2023-11-21 22:17:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_status [2023-11-21 22:17:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-21 22:17:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-21 22:17:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:17:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2023-11-21 22:17:28,583 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2023-11-21 22:17:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-21 22:17:28,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-21 22:17:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-21 22:17:28,583 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-21 22:17:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_resume [2023-11-21 22:17:28,583 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_resume [2023-11-21 22:17:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:17:28,584 INFO L130 BoogieDeclarations]: Found specification of procedure __check_for_conflicting_io [2023-11-21 22:17:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __check_for_conflicting_io [2023-11-21 22:17:28,584 INFO L130 BoogieDeclarations]: Found specification of procedure origin_hash [2023-11-21 22:17:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_hash [2023-11-21 22:17:28,584 INFO L130 BoogieDeclarations]: Found specification of procedure __find_exception_store_type [2023-11-21 22:17:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_exception_store_type [2023-11-21 22:17:28,584 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2023-11-21 22:17:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2023-11-21 22:17:28,585 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:17:28,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:17:28,585 INFO L130 BoogieDeclarations]: Found specification of procedure area_io [2023-11-21 22:17:28,585 INFO L138 BoogieDeclarations]: Found implementation of procedure area_io [2023-11-21 22:17:28,585 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-21 22:17:28,585 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-21 22:17:28,585 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_completed_exception [2023-11-21 22:17:28,585 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_completed_exception [2023-11-21 22:17:28,586 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2023-11-21 22:17:28,586 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2023-11-21 22:17:28,586 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-21 22:17:28,586 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-21 22:17:28,586 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-21 22:17:28,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-21 22:17:28,586 INFO L130 BoogieDeclarations]: Found specification of procedure exception_hash [2023-11-21 22:17:28,587 INFO L138 BoogieDeclarations]: Found implementation of procedure exception_hash [2023-11-21 22:17:28,587 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-21 22:17:28,587 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-21 22:17:28,587 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_io [2023-11-21 22:17:28,587 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_io [2023-11-21 22:17:28,587 INFO L130 BoogieDeclarations]: Found specification of procedure _get_exception_store_type [2023-11-21 22:17:28,587 INFO L138 BoogieDeclarations]: Found implementation of procedure _get_exception_store_type [2023-11-21 22:17:28,587 INFO L130 BoogieDeclarations]: Found specification of procedure origin_merge [2023-11-21 22:17:28,588 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_merge [2023-11-21 22:17:28,588 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_create [2023-11-21 22:17:28,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_create [2023-11-21 22:17:28,588 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_snapshot [2023-11-21 22:17:28,588 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_snapshot [2023-11-21 22:17:28,588 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2023-11-21 22:17:28,588 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2023-11-21 22:17:28,588 INFO L130 BoogieDeclarations]: Found specification of procedure pending_complete [2023-11-21 22:17:28,589 INFO L138 BoogieDeclarations]: Found implementation of procedure pending_complete [2023-11-21 22:17:28,589 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2023-11-21 22:17:28,589 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2023-11-21 22:17:28,589 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 22:17:28,589 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 22:17:28,589 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:17:28,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:17:28,589 INFO L130 BoogieDeclarations]: Found specification of procedure dm_lookup_exception [2023-11-21 22:17:28,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_lookup_exception [2023-11-21 22:17:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure transient_prepare_exception [2023-11-21 22:17:28,590 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_prepare_exception [2023-11-21 22:17:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure write_header [2023-11-21 22:17:28,590 INFO L138 BoogieDeclarations]: Found implementation of procedure write_header [2023-11-21 22:17:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure transient_commit_exception [2023-11-21 22:17:28,590 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_commit_exception [2023-11-21 22:17:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure zero_memory_area [2023-11-21 22:17:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_memory_area [2023-11-21 22:17:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:17:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure do_origin [2023-11-21 22:17:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure do_origin [2023-11-21 22:17:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2023-11-21 22:17:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2023-11-21 22:17:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_presuspend [2023-11-21 22:17:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_presuspend [2023-11-21 22:17:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:17:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:17:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure __origin_write [2023-11-21 22:17:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __origin_write [2023-11-21 22:17:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-21 22:17:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-21 22:17:29,623 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:17:29,637 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:17:29,788 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:17:41,229 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:17:44,375 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:17:44,375 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:17:44,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:17:44 BoogieIcfgContainer [2023-11-21 22:17:44,378 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:17:44,380 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:17:44,381 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:17:44,384 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:17:44,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:17:20" (1/3) ... [2023-11-21 22:17:44,385 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec01761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:17:44, skipping insertion in model container [2023-11-21 22:17:44,386 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:17:24" (2/3) ... [2023-11-21 22:17:44,386 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec01761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:17:44, skipping insertion in model container [2023-11-21 22:17:44,386 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:17:44" (3/3) ... [2023-11-21 22:17:44,388 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2023-11-21 22:17:44,410 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:17:44,410 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:17:44,532 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:17:44,544 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=PETRI_NET, 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;@44feed0a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:17:44,544 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:17:44,562 INFO L276 IsEmpty]: Start isEmpty. Operand has 2530 states, 1537 states have (on average 1.3422251138581653) internal successors, (2063), 1602 states have internal predecessors, (2063), 815 states have call successors, (815), 177 states have call predecessors, (815), 176 states have return successors, (806), 783 states have call predecessors, (806), 806 states have call successors, (806) [2023-11-21 22:17:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2023-11-21 22:17:44,617 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:17:44,618 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:17:44,619 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:17:44,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:17:44,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1340736363, now seen corresponding path program 1 times [2023-11-21 22:17:44,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:17:44,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627691680] [2023-11-21 22:17:44,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:17:44,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:17:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 22:17:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-21 22:17:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-21 22:17:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-21 22:17:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-21 22:17:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-21 22:17:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-21 22:17:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-21 22:17:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-21 22:17:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-21 22:17:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-21 22:17:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-11-21 22:17:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-21 22:17:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-21 22:17:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-21 22:17:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 22:17:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2023-11-21 22:17:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-21 22:17:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-21 22:17:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:46,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2023-11-21 22:17:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2023-11-21 22:17:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-21 22:17:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-21 22:17:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-11-21 22:17:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-21 22:17:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-21 22:17:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-21 22:17:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-21 22:17:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2023-11-21 22:17:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-21 22:17:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2023-11-21 22:17:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2023-11-21 22:17:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2023-11-21 22:17:47,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-11-21 22:17:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:17:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:17:47,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2271 trivial. 0 not checked. [2023-11-21 22:17:47,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:17:47,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627691680] [2023-11-21 22:17:47,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627691680] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:17:47,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:17:47,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:17:47,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404942719] [2023-11-21 22:17:47,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:17:47,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-21 22:17:47,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:17:47,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:17:47,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:17:47,480 INFO L87 Difference]: Start difference. First operand has 2530 states, 1537 states have (on average 1.3422251138581653) internal successors, (2063), 1602 states have internal predecessors, (2063), 815 states have call successors, (815), 177 states have call predecessors, (815), 176 states have return successors, (806), 783 states have call predecessors, (806), 806 states have call successors, (806) Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (41), 5 states have call predecessors, (41), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-21 22:17:48,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:17:51,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-21 22:17:53,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-21 22:17:55,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-21 22:18:01,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:18:03,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:18:05,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:18:07,393 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 []