./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:11:42,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:11:42,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:11:42,878 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:11:42,879 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:11:42,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:11:42,920 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:11:42,921 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:11:42,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:11:42,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:11:42,928 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:11:42,928 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:11:42,929 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:11:42,930 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:11:42,931 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:11:42,931 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:11:42,932 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:11:42,932 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:11:42,933 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:11:42,933 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:11:42,934 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:11:42,934 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:11:42,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:11:42,936 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:11:42,936 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:11:42,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:11:42,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:11:42,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:11:42,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:11:42,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:11:42,940 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:11:42,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:11:42,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:11:42,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:42,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:11:42,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:11:42,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:11:42,942 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:11:42,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:11:42,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:11:42,942 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:11:42,943 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:11:42,944 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb [2023-11-12 00:11:43,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:11:43,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:11:43,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:11:43,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:11:43,254 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:11:43,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2023-11-12 00:11:46,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:11:47,049 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:11:47,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2023-11-12 00:11:47,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/data/e05f056f3/746ae54cbc224492bfc787ee144d6ced/FLAG2115568a0 [2023-11-12 00:11:47,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/data/e05f056f3/746ae54cbc224492bfc787ee144d6ced [2023-11-12 00:11:47,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:11:47,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:11:47,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:47,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:11:47,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:11:47,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:47" (1/1) ... [2023-11-12 00:11:47,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@285eb959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:47, skipping insertion in model container [2023-11-12 00:11:47,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:47" (1/1) ... [2023-11-12 00:11:47,319 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:11:49,573 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_6bc6763e-21b4-42f4-8e00-b166d413b62b/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2023-11-12 00:11:49,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:49,681 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:11:49,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5120] [2023-11-12 00:11:49,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5127] [2023-11-12 00:11:49,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5134-5135] [2023-11-12 00:11:49,873 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)); [5142-5143] [2023-11-12 00:11:49,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5186] [2023-11-12 00:11:49,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5188] [2023-11-12 00:11:49,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5190] [2023-11-12 00:11:49,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5193] [2023-11-12 00:11:49,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; incl %0": "+m" (v->counter)); [5241] [2023-11-12 00:11:49,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; decl %0": "+m" (v->counter)); [5248] [2023-11-12 00:11:49,886 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [5255-5256] [2023-11-12 00:11:49,895 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/skbuff.h"), "i" (638), "i" (12UL)); [5554-5555] [2023-11-12 00:11:49,914 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 *)"include/linux/skbuff.h"), "i" (1189), "i" (12UL)); [5704-5705] [2023-11-12 00:11:49,939 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 *)"include/net/netns/generic.h"), "i" (40), "i" (12UL)); [6150-6151] [2023-11-12 00:11:49,942 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/net/ppp_generic.ko--X--bulklinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/net/ppp_generic.c.p"), "i" (287), "i" (12UL)); [6217-6218] [2023-11-12 00:11:49,957 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [6448] [2023-11-12 00:11:49,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [6454] [2023-11-12 00:11:49,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [6460] [2023-11-12 00:11:49,959 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [6467] [2023-11-12 00:11:49,960 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [6530] [2023-11-12 00:11:49,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [6536] [2023-11-12 00:11:49,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [6542] [2023-11-12 00:11:49,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [6549] [2023-11-12 00:11:49,980 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6863] [2023-11-12 00:11:49,980 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6865] [2023-11-12 00:11:49,981 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6868] [2023-11-12 00:11:49,981 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6870] [2023-11-12 00:11:49,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6873] [2023-11-12 00:11:49,985 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6988] [2023-11-12 00:11:49,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6990] [2023-11-12 00:11:49,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6993] [2023-11-12 00:11:49,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6995] [2023-11-12 00:11:49,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6998] [2023-11-12 00:11:49,988 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7021] [2023-11-12 00:11:49,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7023] [2023-11-12 00:11:49,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7026] [2023-11-12 00:11:49,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7028] [2023-11-12 00:11:49,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7031] [2023-11-12 00:11:49,992 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7069-7070] [2023-11-12 00:11:49,992 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7072-7073] [2023-11-12 00:11:49,993 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7076-7077] [2023-11-12 00:11:49,994 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7079-7080] [2023-11-12 00:11:49,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7083-7084] [2023-11-12 00:11:49,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7111-7112] [2023-11-12 00:11:49,996 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7114-7115] [2023-11-12 00:11:49,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7118-7119] [2023-11-12 00:11:49,998 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7121-7122] [2023-11-12 00:11:49,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7125-7126] [2023-11-12 00:11:49,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7147] [2023-11-12 00:11:50,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7149] [2023-11-12 00:11:50,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7152] [2023-11-12 00:11:50,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7154] [2023-11-12 00:11:50,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7157] [2023-11-12 00:11:50,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7181-7182] [2023-11-12 00:11:50,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7184-7185] [2023-11-12 00:11:50,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7188-7189] [2023-11-12 00:11:50,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7191-7192] [2023-11-12 00:11:50,004 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7195-7196] [2023-11-12 00:11:50,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7229] [2023-11-12 00:11:50,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7231] [2023-11-12 00:11:50,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7234] [2023-11-12 00:11:50,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7236] [2023-11-12 00:11:50,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7239] [2023-11-12 00:11:50,015 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7364] [2023-11-12 00:11:50,015 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7366] [2023-11-12 00:11:50,016 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7369] [2023-11-12 00:11:50,016 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7371] [2023-11-12 00:11:50,016 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7374] [2023-11-12 00:11:50,021 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7446] [2023-11-12 00:11:50,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7448] [2023-11-12 00:11:50,023 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7451] [2023-11-12 00:11:50,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7453] [2023-11-12 00:11:50,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7456] [2023-11-12 00:11:50,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7486-7487] [2023-11-12 00:11:50,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7489-7490] [2023-11-12 00:11:50,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7493-7494] [2023-11-12 00:11:50,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7496-7497] [2023-11-12 00:11:50,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7500-7501] [2023-11-12 00:11:50,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7522] [2023-11-12 00:11:50,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7524] [2023-11-12 00:11:50,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7527] [2023-11-12 00:11:50,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7529] [2023-11-12 00:11:50,030 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7532] [2023-11-12 00:11:50,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7570] [2023-11-12 00:11:50,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7572] [2023-11-12 00:11:50,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7575] [2023-11-12 00:11:50,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7577] [2023-11-12 00:11:50,033 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7580] [2023-11-12 00:11:50,181 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_6bc6763e-21b4-42f4-8e00-b166d413b62b/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2023-11-12 00:11:50,244 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:50,515 WARN L672 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:11:50,515 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:11:50,515 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:11:50,523 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:11:50,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50 WrapperNode [2023-11-12 00:11:50,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:50,525 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:50,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:11:50,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:11:50,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:50,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:50,864 INFO L138 Inliner]: procedures = 301, calls = 1827, calls flagged for inlining = 147, calls inlined = 117, statements flattened = 4630 [2023-11-12 00:11:50,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:50,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:11:50,866 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:11:50,866 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:11:50,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:50,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:50,898 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:50,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:51,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:51,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:51,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:51,138 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:51,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:11:51,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:11:51,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:11:51,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:11:51,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (1/1) ... [2023-11-12 00:11:51,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:51,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:11:51,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:11:51,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:11:51,247 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2023-11-12 00:11:51,247 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2023-11-12 00:11:51,247 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-12 00:11:51,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-11-12 00:11:51,248 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2023-11-12 00:11:51,248 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2023-11-12 00:11:51,248 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2023-11-12 00:11:51,248 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2023-11-12 00:11:51,248 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-12 00:11:51,248 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2023-11-12 00:11:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2023-11-12 00:11:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:11:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-11-12 00:11:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-11-12 00:11:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:11:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-11-12 00:11:51,249 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-11-12 00:11:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-12 00:11:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-12 00:11:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2023-11-12 00:11:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2023-11-12 00:11:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2023-11-12 00:11:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2023-11-12 00:11:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2023-11-12 00:11:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2023-11-12 00:11:51,251 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 00:11:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 00:11:51,251 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-12 00:11:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-12 00:11:51,251 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-12 00:11:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-12 00:11:51,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:11:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:11:51,252 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2023-11-12 00:11:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2023-11-12 00:11:51,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-12 00:11:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-12 00:11:51,252 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2023-11-12 00:11:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2023-11-12 00:11:51,252 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2023-11-12 00:11:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2023-11-12 00:11:51,253 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 00:11:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 00:11:51,253 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2023-11-12 00:11:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2023-11-12 00:11:51,253 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2023-11-12 00:11:51,253 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2023-11-12 00:11:51,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-12 00:11:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-12 00:11:51,254 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-12 00:11:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-12 00:11:51,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:11:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:11:51,254 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2023-11-12 00:11:51,254 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2023-11-12 00:11:51,254 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-12 00:11:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-12 00:11:51,255 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:11:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:11:51,255 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2023-11-12 00:11:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2023-11-12 00:11:51,255 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2023-11-12 00:11:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2023-11-12 00:11:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2023-11-12 00:11:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2023-11-12 00:11:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2023-11-12 00:11:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2023-11-12 00:11:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:11:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 00:11:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 00:11:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 00:11:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-12 00:11:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-12 00:11:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:11:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-12 00:11:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-12 00:11:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-12 00:11:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-12 00:11:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-11-12 00:11:51,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-11-12 00:11:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:11:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:11:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2023-11-12 00:11:51,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2023-11-12 00:11:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 00:11:51,259 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 00:11:51,259 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:11:51,259 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:11:51,259 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-11-12 00:11:51,259 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-11-12 00:11:51,259 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-12 00:11:51,259 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-12 00:11:51,260 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-12 00:11:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-12 00:11:51,260 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2023-11-12 00:11:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2023-11-12 00:11:51,260 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2023-11-12 00:11:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2023-11-12 00:11:51,260 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 00:11:51,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 00:11:51,261 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:11:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:11:51,261 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 00:11:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 00:11:51,261 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2023-11-12 00:11:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2023-11-12 00:11:51,261 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2023-11-12 00:11:51,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2023-11-12 00:11:51,262 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:11:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:11:51,262 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-12 00:11:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-12 00:11:51,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:11:51,262 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-12 00:11:51,262 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-12 00:11:51,262 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2023-11-12 00:11:51,263 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2023-11-12 00:11:51,263 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 00:11:51,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 00:11:51,263 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2023-11-12 00:11:51,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2023-11-12 00:11:51,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:11:51,263 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2023-11-12 00:11:51,264 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2023-11-12 00:11:51,264 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-11-12 00:11:51,264 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-11-12 00:11:51,264 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2023-11-12 00:11:51,264 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2023-11-12 00:11:51,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:11:51,264 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 00:11:51,264 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 00:11:51,265 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-11-12 00:11:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-11-12 00:11:51,265 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2023-11-12 00:11:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2023-11-12 00:11:51,265 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2023-11-12 00:11:51,265 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2023-11-12 00:11:51,265 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2023-11-12 00:11:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2023-11-12 00:11:51,266 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2023-11-12 00:11:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2023-11-12 00:11:51,266 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2023-11-12 00:11:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2023-11-12 00:11:51,266 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:11:51,266 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:11:51,267 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2023-11-12 00:11:51,267 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2023-11-12 00:11:51,267 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2023-11-12 00:11:51,267 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2023-11-12 00:11:51,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:11:51,267 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-12 00:11:51,267 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-12 00:11:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-11-12 00:11:51,268 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-11-12 00:11:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-12 00:11:51,268 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-12 00:11:51,268 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2023-11-12 00:11:51,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2023-11-12 00:11:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2023-11-12 00:11:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2023-11-12 00:11:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:11:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-12 00:11:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-12 00:11:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-12 00:11:51,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-12 00:11:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:11:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-12 00:11:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-12 00:11:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:11:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:11:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-11-12 00:11:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-11-12 00:11:51,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:11:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:11:51,271 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-11-12 00:11:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-11-12 00:11:51,271 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-11-12 00:11:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-11-12 00:11:51,271 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-12 00:11:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-12 00:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-12 00:11:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-12 00:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-12 00:11:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-12 00:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2023-11-12 00:11:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2023-11-12 00:11:51,273 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-12 00:11:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-12 00:11:51,273 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-11-12 00:11:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-11-12 00:11:51,273 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-12 00:11:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-12 00:11:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-11-12 00:11:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-11-12 00:11:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 00:11:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 00:11:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2023-11-12 00:11:51,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2023-11-12 00:11:51,274 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:11:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:11:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2023-11-12 00:11:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2023-11-12 00:11:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2023-11-12 00:11:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2023-11-12 00:11:51,275 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2023-11-12 00:11:51,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2023-11-12 00:11:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:11:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2023-11-12 00:11:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2023-11-12 00:11:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-12 00:11:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-12 00:11:51,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:11:51,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:11:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-12 00:11:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-12 00:11:51,277 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 00:11:51,277 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 00:11:51,991 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:11:51,995 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:11:52,986 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-11-12 00:11:52,986 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-11-12 00:11:54,132 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:11:54,136 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:11:54,140 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:11:54,786 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##292: assume !false; [2023-11-12 00:11:54,786 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##291: assume false; [2023-11-12 00:11:54,786 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume !false; [2023-11-12 00:11:54,786 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##248: assume false; [2023-11-12 00:11:54,787 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##254: assume false; [2023-11-12 00:11:54,787 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##255: assume !false; [2023-11-12 00:11:54,787 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##263: assume !false; [2023-11-12 00:11:54,787 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##262: assume false; [2023-11-12 00:11:54,787 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##243: assume !false; [2023-11-12 00:11:54,787 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##242: assume false; [2023-11-12 00:11:54,788 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2023-11-12 00:11:54,788 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2023-11-12 00:11:54,788 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume !false; [2023-11-12 00:11:54,788 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume false; [2023-11-12 00:11:54,788 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##193: assume !false; [2023-11-12 00:11:54,788 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##192: assume false; [2023-11-12 00:11:54,789 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2023-11-12 00:11:54,789 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2023-11-12 00:11:54,789 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2023-11-12 00:11:54,789 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2023-11-12 00:11:54,789 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2023-11-12 00:11:54,789 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2023-11-12 00:11:54,790 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2023-11-12 00:11:54,790 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume !false; [2023-11-12 00:11:54,790 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##143: assume false; [2023-11-12 00:11:54,790 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume !false; [2023-11-12 00:11:54,790 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##147: assume false; [2023-11-12 00:11:54,790 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2023-11-12 00:11:54,791 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2023-11-12 00:11:54,791 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2023-11-12 00:11:54,791 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2023-11-12 00:11:54,791 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2023-11-12 00:11:55,060 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:11:55,068 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:11:56,260 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call ppp_read_#t~ret297#1.base, ppp_read_#t~ret297#1.offset := get_current(); srcloc: null [2023-11-12 00:11:56,260 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446-1: ppp_read_~tmp___0~15#1.base, ppp_read_~tmp___0~15#1.offset := ppp_read_#t~ret297#1.base, ppp_read_#t~ret297#1.offset;havoc ppp_read_#t~ret297#1.base, ppp_read_#t~ret297#1.offset;ppp_read_~__ptr~0#1.base, ppp_read_~__ptr~0#1.offset := ppp_read_~tmp___0~15#1.base, ppp_read_~tmp___0~15#1.offset; [2023-11-12 00:11:56,260 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528-1: ppp_read_~tmp___6~0#1.base, ppp_read_~tmp___6~0#1.offset := ppp_read_#t~ret311#1.base, ppp_read_#t~ret311#1.offset;havoc ppp_read_#t~ret311#1.base, ppp_read_#t~ret311#1.offset;ppp_read_~__ptr___3~0#1.base, ppp_read_~__ptr___3~0#1.offset := ppp_read_~tmp___6~0#1.base, ppp_read_~tmp___6~0#1.offset; [2023-11-12 00:11:56,260 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call ppp_read_#t~ret311#1.base, ppp_read_#t~ret311#1.offset := get_current(); srcloc: null [2023-11-12 00:11:56,261 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false; [2023-11-12 00:11:56,261 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2023-11-12 00:11:56,261 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##179: assume !false; [2023-11-12 00:11:56,261 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##178: assume false; [2023-11-12 00:11:56,261 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2023-11-12 00:11:56,261 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2023-11-12 00:11:56,262 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2023-11-12 00:11:56,262 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2023-11-12 00:11:56,354 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:11:58,423 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:11:58,423 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-12 00:11:58,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:58 BoogieIcfgContainer [2023-11-12 00:11:58,429 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:11:58,432 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:11:58,432 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:11:58,437 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:11:58,437 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:11:47" (1/3) ... [2023-11-12 00:11:58,438 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af50d4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:58, skipping insertion in model container [2023-11-12 00:11:58,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:50" (2/3) ... [2023-11-12 00:11:58,438 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af50d4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:58, skipping insertion in model container [2023-11-12 00:11:58,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:58" (3/3) ... [2023-11-12 00:11:58,440 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2023-11-12 00:11:58,462 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:11:58,463 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:11:58,549 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:11:58,557 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@554f6108, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:11:58,557 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:11:58,567 INFO L276 IsEmpty]: Start isEmpty. Operand has 1188 states, 737 states have (on average 1.3704206241519674) internal successors, (1010), 772 states have internal predecessors, (1010), 352 states have call successors, (352), 99 states have call predecessors, (352), 99 states have return successors, (352), 344 states have call predecessors, (352), 352 states have call successors, (352) [2023-11-12 00:11:58,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:11:58,577 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:11:58,578 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:11:58,578 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:11:58,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:11:58,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1451818121, now seen corresponding path program 1 times [2023-11-12 00:11:58,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:11:58,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290532076] [2023-11-12 00:11:58,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:11:58,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:11:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:11:59,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:11:59,158 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:11:59,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290532076] [2023-11-12 00:11:59,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290532076] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:11:59,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:11:59,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:11:59,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207762310] [2023-11-12 00:11:59,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:11:59,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:11:59,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:11:59,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:11:59,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:11:59,201 INFO L87 Difference]: Start difference. First operand has 1188 states, 737 states have (on average 1.3704206241519674) internal successors, (1010), 772 states have internal predecessors, (1010), 352 states have call successors, (352), 99 states have call predecessors, (352), 99 states have return successors, (352), 344 states have call predecessors, (352), 352 states have call successors, (352) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-12 00:12:01,434 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 [] [2023-11-12 00:12:04,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:05,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:06,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:06,961 INFO L93 Difference]: Finished difference Result 3469 states and 5059 transitions. [2023-11-12 00:12:06,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:12:06,964 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17 [2023-11-12 00:12:06,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:07,006 INFO L225 Difference]: With dead ends: 3469 [2023-11-12 00:12:07,006 INFO L226 Difference]: Without dead ends: 2281 [2023-11-12 00:12:07,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:07,028 INFO L413 NwaCegarLoop]: 1751 mSDtfsCounter, 1625 mSDsluCounter, 1452 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1625 SdHoareTripleChecker+Valid, 3203 SdHoareTripleChecker+Invalid, 467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2023-11-12 00:12:07,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1625 Valid, 3203 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 463 Invalid, 2 Unknown, 0 Unchecked, 7.4s Time] [2023-11-12 00:12:07,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2281 states. [2023-11-12 00:12:07,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2281 to 2266. [2023-11-12 00:12:07,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2266 states, 1405 states have (on average 1.3580071174377224) internal successors, (1908), 1472 states have internal predecessors, (1908), 669 states have call successors, (669), 192 states have call predecessors, (669), 191 states have return successors, (670), 651 states have call predecessors, (670), 667 states have call successors, (670) [2023-11-12 00:12:07,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 2266 states and 3247 transitions. [2023-11-12 00:12:07,295 INFO L78 Accepts]: Start accepts. Automaton has 2266 states and 3247 transitions. Word has length 17 [2023-11-12 00:12:07,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:07,296 INFO L495 AbstractCegarLoop]: Abstraction has 2266 states and 3247 transitions. [2023-11-12 00:12:07,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-12 00:12:07,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 3247 transitions. [2023-11-12 00:12:07,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-12 00:12:07,310 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:07,311 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:07,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:12:07,312 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:07,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:07,313 INFO L85 PathProgramCache]: Analyzing trace with hash 618523944, now seen corresponding path program 1 times [2023-11-12 00:12:07,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:12:07,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903245709] [2023-11-12 00:12:07,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:07,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:12:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:12:07,773 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:12:07,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903245709] [2023-11-12 00:12:07,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903245709] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:07,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:07,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 00:12:07,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11628634] [2023-11-12 00:12:07,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:07,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:12:07,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:12:07,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:12:07,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:12:07,781 INFO L87 Difference]: Start difference. First operand 2266 states and 3247 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-12 00:12:09,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:10,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:12,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:14,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:18,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:18,130 INFO L93 Difference]: Finished difference Result 4509 states and 6462 transitions. [2023-11-12 00:12:18,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 00:12:18,131 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 68 [2023-11-12 00:12:18,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:18,152 INFO L225 Difference]: With dead ends: 4509 [2023-11-12 00:12:18,152 INFO L226 Difference]: Without dead ends: 2262 [2023-11-12 00:12:18,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-12 00:12:18,166 INFO L413 NwaCegarLoop]: 1477 mSDtfsCounter, 3 mSDsluCounter, 4422 mSDsCounter, 0 mSdLazyCounter, 873 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 5899 SdHoareTripleChecker+Invalid, 876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 873 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:12:18,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 5899 Invalid, 876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 873 Invalid, 2 Unknown, 0 Unchecked, 10.1s Time] [2023-11-12 00:12:18,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2262 states. [2023-11-12 00:12:18,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2262 to 2262. [2023-11-12 00:12:18,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2262 states, 1403 states have (on average 1.3570919458303634) internal successors, (1904), 1468 states have internal predecessors, (1904), 667 states have call successors, (667), 192 states have call predecessors, (667), 191 states have return successors, (668), 649 states have call predecessors, (668), 665 states have call successors, (668) [2023-11-12 00:12:18,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 2262 states and 3239 transitions. [2023-11-12 00:12:18,311 INFO L78 Accepts]: Start accepts. Automaton has 2262 states and 3239 transitions. Word has length 68 [2023-11-12 00:12:18,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:18,312 INFO L495 AbstractCegarLoop]: Abstraction has 2262 states and 3239 transitions. [2023-11-12 00:12:18,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-12 00:12:18,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 3239 transitions. [2023-11-12 00:12:18,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-12 00:12:18,322 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:18,323 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:18,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 00:12:18,323 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:18,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:18,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1306035631, now seen corresponding path program 1 times [2023-11-12 00:12:18,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:12:18,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613891653] [2023-11-12 00:12:18,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:18,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:12:18,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:12:18,710 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:12:18,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613891653] [2023-11-12 00:12:18,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613891653] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:18,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:18,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:12:18,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945548699] [2023-11-12 00:12:18,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:18,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:12:18,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:12:18,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:12:18,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:18,713 INFO L87 Difference]: Start difference. First operand 2262 states and 3239 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-12 00:12:20,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:24,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-12 00:12:25,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:25,170 INFO L93 Difference]: Finished difference Result 4737 states and 6831 transitions. [2023-11-12 00:12:25,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:12:25,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 81 [2023-11-12 00:12:25,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:25,191 INFO L225 Difference]: With dead ends: 4737 [2023-11-12 00:12:25,191 INFO L226 Difference]: Without dead ends: 2497 [2023-11-12 00:12:25,201 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:25,206 INFO L413 NwaCegarLoop]: 1465 mSDtfsCounter, 124 mSDsluCounter, 1438 mSDsCounter, 0 mSdLazyCounter, 444 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 2903 SdHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:12:25,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 2903 Invalid, 451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 444 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2023-11-12 00:12:25,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2497 states. [2023-11-12 00:12:25,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2497 to 2479. [2023-11-12 00:12:25,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2479 states, 1560 states have (on average 1.3641025641025641) internal successors, (2128), 1627 states have internal predecessors, (2128), 727 states have call successors, (727), 192 states have call predecessors, (727), 191 states have return successors, (729), 709 states have call predecessors, (729), 725 states have call successors, (729) [2023-11-12 00:12:25,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2479 states and 3584 transitions. [2023-11-12 00:12:25,348 INFO L78 Accepts]: Start accepts. Automaton has 2479 states and 3584 transitions. Word has length 81 [2023-11-12 00:12:25,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:25,349 INFO L495 AbstractCegarLoop]: Abstraction has 2479 states and 3584 transitions. [2023-11-12 00:12:25,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-12 00:12:25,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 3584 transitions. [2023-11-12 00:12:25,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-12 00:12:25,356 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:25,356 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:25,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-12 00:12:25,356 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:25,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:25,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1006946692, now seen corresponding path program 1 times [2023-11-12 00:12:25,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:12:25,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492005124] [2023-11-12 00:12:25,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:25,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:12:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:12:26,023 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:12:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:12:26,615 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:12:26,615 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:12:26,617 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:12:26,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-12 00:12:26,626 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-12 00:12:26,631 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:12:26,791 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret419 could not be translated [2023-11-12 00:12:26,798 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret1230 [2023-11-12 00:12:26,800 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret425 could not be translated [2023-11-12 00:12:26,802 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret1241 [2023-11-12 00:12:26,827 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem358 could not be translated [2023-11-12 00:12:26,828 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem372 could not be translated [2023-11-12 00:12:26,836 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet377 could not be translated [2023-11-12 00:12:26,840 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem1096 [2023-11-12 00:12:26,841 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem1096 [2023-11-12 00:12:26,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:12:26 BoogieIcfgContainer [2023-11-12 00:12:26,868 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:12:26,868 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:12:26,868 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:12:26,868 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:12:26,871 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:58" (3/4) ... [2023-11-12 00:12:26,874 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:12:26,875 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:12:26,876 INFO L158 Benchmark]: Toolchain (without parser) took 39743.97ms. Allocated memory was 140.5MB in the beginning and 501.2MB in the end (delta: 360.7MB). Free memory was 89.2MB in the beginning and 373.0MB in the end (delta: -283.8MB). Peak memory consumption was 78.2MB. Max. memory is 16.1GB. [2023-11-12 00:12:26,876 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:12:26,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3389.36ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 89.2MB in the beginning and 89.6MB in the end (delta: -328.9kB). Peak memory consumption was 107.8MB. Max. memory is 16.1GB. [2023-11-12 00:12:26,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 340.33ms. Allocated memory is still 184.5MB. Free memory was 89.6MB in the beginning and 63.3MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-12 00:12:26,877 INFO L158 Benchmark]: Boogie Preprocessor took 313.67ms. Allocated memory was 184.5MB in the beginning and 266.3MB in the end (delta: 81.8MB). Free memory was 63.3MB in the beginning and 172.0MB in the end (delta: -108.7MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-12 00:12:26,878 INFO L158 Benchmark]: RCFGBuilder took 7248.63ms. Allocated memory was 266.3MB in the beginning and 360.7MB in the end (delta: 94.4MB). Free memory was 172.0MB in the beginning and 132.0MB in the end (delta: 40.0MB). Peak memory consumption was 190.2MB. Max. memory is 16.1GB. [2023-11-12 00:12:26,878 INFO L158 Benchmark]: TraceAbstraction took 28435.63ms. Allocated memory was 360.7MB in the beginning and 501.2MB in the end (delta: 140.5MB). Free memory was 131.0MB in the beginning and 373.0MB in the end (delta: -242.0MB). Peak memory consumption was 181.6MB. Max. memory is 16.1GB. [2023-11-12 00:12:26,878 INFO L158 Benchmark]: Witness Printer took 6.90ms. Allocated memory is still 501.2MB. Free memory is still 373.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:12:26,881 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3389.36ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 89.2MB in the beginning and 89.6MB in the end (delta: -328.9kB). Peak memory consumption was 107.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 340.33ms. Allocated memory is still 184.5MB. Free memory was 89.6MB in the beginning and 63.3MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 313.67ms. Allocated memory was 184.5MB in the beginning and 266.3MB in the end (delta: 81.8MB). Free memory was 63.3MB in the beginning and 172.0MB in the end (delta: -108.7MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7248.63ms. Allocated memory was 266.3MB in the beginning and 360.7MB in the end (delta: 94.4MB). Free memory was 172.0MB in the beginning and 132.0MB in the end (delta: 40.0MB). Peak memory consumption was 190.2MB. Max. memory is 16.1GB. * TraceAbstraction took 28435.63ms. Allocated memory was 360.7MB in the beginning and 501.2MB in the end (delta: 140.5MB). Free memory was 131.0MB in the beginning and 373.0MB in the end (delta: -242.0MB). Peak memory consumption was 181.6MB. Max. memory is 16.1GB. * Witness Printer took 6.90ms. Allocated memory is still 501.2MB. Free memory is still 373.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5120]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5120] - GenericResultAtLocation [Line: 5127]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5127] - GenericResultAtLocation [Line: 5134]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5134-5135] - GenericResultAtLocation [Line: 5142]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [5142-5143] - GenericResultAtLocation [Line: 5186]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5186] - GenericResultAtLocation [Line: 5188]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5188] - GenericResultAtLocation [Line: 5190]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5190] - GenericResultAtLocation [Line: 5193]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5193] - GenericResultAtLocation [Line: 5241]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; incl %0": "+m" (v->counter)); [5241] - GenericResultAtLocation [Line: 5248]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; decl %0": "+m" (v->counter)); [5248] - GenericResultAtLocation [Line: 5255]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [5255-5256] - GenericResultAtLocation [Line: 5554]: 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 *)"include/linux/skbuff.h"), "i" (638), "i" (12UL)); [5554-5555] - GenericResultAtLocation [Line: 5704]: 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 *)"include/linux/skbuff.h"), "i" (1189), "i" (12UL)); [5704-5705] - GenericResultAtLocation [Line: 6150]: 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 *)"include/net/netns/generic.h"), "i" (40), "i" (12UL)); [6150-6151] - GenericResultAtLocation [Line: 6217]: 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 *)"/anthill/stuff/tacas-comp/work/current--X--drivers/net/ppp_generic.ko--X--bulklinux-3.0.1--X--08_1/linux-3.0.1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/08_1/drivers/net/ppp_generic.c.p"), "i" (287), "i" (12UL)); [6217-6218] - GenericResultAtLocation [Line: 6448]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [6448] - GenericResultAtLocation [Line: 6454]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [6454] - GenericResultAtLocation [Line: 6460]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [6460] - GenericResultAtLocation [Line: 6467]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [6467] - GenericResultAtLocation [Line: 6530]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [6530] - GenericResultAtLocation [Line: 6536]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [6536] - GenericResultAtLocation [Line: 6542]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [6542] - GenericResultAtLocation [Line: 6549]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [6549] - GenericResultAtLocation [Line: 6863]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6863] - GenericResultAtLocation [Line: 6865]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6865] - GenericResultAtLocation [Line: 6868]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6868] - GenericResultAtLocation [Line: 6870]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6870] - GenericResultAtLocation [Line: 6873]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6873] - GenericResultAtLocation [Line: 6988]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6988] - GenericResultAtLocation [Line: 6990]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6990] - GenericResultAtLocation [Line: 6993]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6993] - GenericResultAtLocation [Line: 6995]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6995] - GenericResultAtLocation [Line: 6998]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6998] - GenericResultAtLocation [Line: 7021]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7021] - GenericResultAtLocation [Line: 7023]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7023] - GenericResultAtLocation [Line: 7026]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7026] - GenericResultAtLocation [Line: 7028]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7028] - GenericResultAtLocation [Line: 7031]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7031] - GenericResultAtLocation [Line: 7069]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7069-7070] - GenericResultAtLocation [Line: 7072]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7072-7073] - GenericResultAtLocation [Line: 7076]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7076-7077] - GenericResultAtLocation [Line: 7079]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7079-7080] - GenericResultAtLocation [Line: 7083]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7083-7084] - GenericResultAtLocation [Line: 7111]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7111-7112] - GenericResultAtLocation [Line: 7114]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7114-7115] - GenericResultAtLocation [Line: 7118]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7118-7119] - GenericResultAtLocation [Line: 7121]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7121-7122] - GenericResultAtLocation [Line: 7125]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [7125-7126] - GenericResultAtLocation [Line: 7147]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7147] - GenericResultAtLocation [Line: 7149]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7149] - GenericResultAtLocation [Line: 7152]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7152] - GenericResultAtLocation [Line: 7154]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7154] - GenericResultAtLocation [Line: 7157]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___2), "=d" (__val_gu___2): "0" (p)); [7157] - GenericResultAtLocation [Line: 7181]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7181-7182] - GenericResultAtLocation [Line: 7184]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7184-7185] - GenericResultAtLocation [Line: 7188]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7188-7189] - GenericResultAtLocation [Line: 7191]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7191-7192] - GenericResultAtLocation [Line: 7195]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [7195-7196] - GenericResultAtLocation [Line: 7229]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7229] - GenericResultAtLocation [Line: 7231]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7231] - GenericResultAtLocation [Line: 7234]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7234] - GenericResultAtLocation [Line: 7236]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7236] - GenericResultAtLocation [Line: 7239]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___3), "=d" (__val_gu___3): "0" (p)); [7239] - GenericResultAtLocation [Line: 7364]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7364] - GenericResultAtLocation [Line: 7366]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7366] - GenericResultAtLocation [Line: 7369]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7369] - GenericResultAtLocation [Line: 7371]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7371] - GenericResultAtLocation [Line: 7374]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___4), "=d" (__val_gu___4): "0" (p)); [7374] - GenericResultAtLocation [Line: 7446]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7446] - GenericResultAtLocation [Line: 7448]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7448] - GenericResultAtLocation [Line: 7451]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7451] - GenericResultAtLocation [Line: 7453]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7453] - GenericResultAtLocation [Line: 7456]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [7456] - GenericResultAtLocation [Line: 7486]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7486-7487] - GenericResultAtLocation [Line: 7489]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7489-7490] - GenericResultAtLocation [Line: 7493]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7493-7494] - GenericResultAtLocation [Line: 7496]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7496-7497] - GenericResultAtLocation [Line: 7500]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [7500-7501] - GenericResultAtLocation [Line: 7522]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7522] - GenericResultAtLocation [Line: 7524]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7524] - GenericResultAtLocation [Line: 7527]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7527] - GenericResultAtLocation [Line: 7529]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7529] - GenericResultAtLocation [Line: 7532]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [7532] - GenericResultAtLocation [Line: 7570]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7570] - GenericResultAtLocation [Line: 7572]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7572] - GenericResultAtLocation [Line: 7575]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7575] - GenericResultAtLocation [Line: 7577]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7577] - GenericResultAtLocation [Line: 7580]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [7580] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret419 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret1230 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret425 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret1241 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem358 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem372 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet377 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem1096 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem1096 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 10809]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 6167, overapproximation of bitwiseOr at line 7938, overapproximation of bitwiseAnd at line 7939. Possible FailurePath: [L6164-L6171] static struct mutex ppp_mutex = {{1}, {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "ppp_mutex.wait_lock", 0, 0UL}}}}, {& ppp_mutex.wait_list, & ppp_mutex.wait_list}, (struct task_struct *)0, (char const *)0, (void *)(& ppp_mutex), {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "ppp_mutex", 0, 0UL}}; [L6172] static atomic_t ppp_unit_count = {0}; [L6173] static atomic_t channel_count = {0}; [L6174] static int ppp_net_id ; [L6207] static struct class *ppp_class ; [L6268-L6269] static int const npindex_to_proto[6U] = { (int const )33, (int const )87, (int const )43, (int const )41, (int const )641, (int const )643}; [L6313-L6314] static int const npindex_to_ethertype[6U] = { (int const )2048, (int const )34525, (int const )33079, (int const )16, (int const )34887, (int const )34888}; [L7621-L7646] static struct file_operations const ppp_device_fops = {& __this_module, & noop_llseek, & ppp_read, & ppp_write, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (int (*)(struct file * , void * , int (*)(void * , char const * , int , loff_t , u64 , unsigned int ) ))0, & ppp_poll, & ppp_ioctl, (long (*)(struct file * , unsigned int , unsigned long ))0, (int (*)(struct file * , struct vm_area_struct * ))0, & ppp_open, (int (*)(struct file * , fl_owner_t ))0, & ppp_release, (int (*)(struct file * , int ))0, (int (*)(struct kiocb * , int ))0, (int (*)(int , struct file * , int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct file * , struct page * , int , size_t , loff_t * , int ))0, (unsigned long (*)(struct file * , unsigned long , unsigned long , unsigned long , unsigned long ))0, (int (*)(int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct pipe_inode_info * , struct file * , loff_t * , size_t , unsigned int ))0, (ssize_t (*)(struct file * , loff_t * , struct pipe_inode_info * , size_t , unsigned int ))0, (int (*)(struct file * , long , struct file_lock ** ))0, (long (*)(struct file * , int , loff_t , loff_t ))0}; [L7679-L7680] static struct pernet_operations ppp_net_ops = {{(struct list_head *)0, (struct list_head *)0}, & ppp_init_net, & ppp_exit_net, (void (*)(struct list_head * ))0, & ppp_net_id, 376UL}; [L7891-L7927] static struct net_device_ops const ppp_netdev_ops = {(int (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, & ppp_start_xmit, (u16 (*)(struct net_device * , struct sk_buff * ))0, (void (*)(struct net_device * , int ))0, (void (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , void * ))0, (int (*)(struct net_device * ))0, & ppp_net_ioctl, (int (*)(struct net_device * , struct ifmap * ))0, (int (*)(struct net_device * , int ))0, (int (*)(struct net_device * , struct neigh_parms * ))0, (void (*)(struct net_device * ))0, (struct rtnl_link_stats64 *(*)(struct net_device * , struct rtnl_link_stats64 * ))0, (struct net_device_stats *(*)(struct net_device * ))0, (void (*)(struct net_device * , struct vlan_group * ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , struct netpoll_info * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , int , u8 * ))0, (int (*)(struct net_device * , int , u16 , u8 ))0, (int (*)(struct net_device * , int , int ))0, (int (*)(struct net_device * , int , struct ifla_vf_info * ))0, (int (*)(struct net_device * , int , struct nlattr ** ))0, (int (*)(struct net_device * , int , struct sk_buff * ))0, (int (*)(struct net_device * , u8 ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u16 ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u64 * , int ))0, (int (*)(struct net_device * , struct sk_buff const * , u16 , u32 ))0, (int (*)(struct net_device * , struct net_device * ))0, (int (*)(struct net_device * , struct net_device * ))0, (u32 (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * , u32 ))0}; [L8312] static bool mp_protocol_compress = (bool )1; [L9989] static struct list_head compressor_list = {& compressor_list, & compressor_list}; [L9990-L9994] static spinlock_t compressor_list_lock = {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "compressor_list_lock", 0, 0UL}}}}; [L10620] int LDV_IN_INTERRUPT ; [L10813] int ldv_module_refcounter = 1; [L10622] struct file *var_group1 ; [L10623] char *var_ppp_read_5_p1 ; [L10624] size_t var_ppp_read_5_p2 ; [L10625] loff_t *var_ppp_read_5_p3 ; [L10626] ssize_t res_ppp_read_5 ; [L10627] char const *var_ppp_write_6_p1 ; [L10628] size_t var_ppp_write_6_p2 ; [L10629] loff_t *var_ppp_write_6_p3 ; [L10630] ssize_t res_ppp_write_6 ; [L10631] poll_table *var_ppp_poll_7_p1 ; [L10632] unsigned int var_ppp_ioctl_9_p1 ; [L10633] unsigned long var_ppp_ioctl_9_p2 ; [L10634] struct inode *var_group2 ; [L10635] int res_ppp_open_3 ; [L10636] struct net *var_group3 ; [L10637] struct sk_buff *var_group4 ; [L10638] struct net_device *var_group5 ; [L10639] struct ifreq *var_group6 ; [L10640] int var_ppp_net_ioctl_15_p2 ; [L10641] int ldv_s_ppp_device_fops_file_operations ; [L10642] int tmp ; [L10643] int tmp___0 ; [L10644] int tmp___1 ; [L10647] ldv_s_ppp_device_fops_file_operations = 0 [L10648] LDV_IN_INTERRUPT = 1 [L10649] FCALL ldv_initialize() [L10650] CALL, EXPR ppp_init() [L7682] int err ; [L7683] struct lock_class_key __key ; [L7684] struct class *tmp ; [L7685] long tmp___0 ; [L7686] long tmp___1 ; VAL [LDV_IN_INTERRUPT=1, __key={97:0}, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7689] CALL printk("<6>PPP generic driver version 2.4.2\n") VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, arg0={16:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L11168] return __VERIFIER_nondet_int(); [L7689] RET printk("<6>PPP generic driver version 2.4.2\n") VAL [LDV_IN_INTERRUPT=1, __key={97:0}, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7690] CALL, EXPR register_pernet_device(& ppp_net_ops) [L11180] return __VERIFIER_nondet_int(); [L7690] RET, EXPR register_pernet_device(& ppp_net_ops) [L7690] err = register_pernet_device(& ppp_net_ops) [L7692] COND FALSE !(err != 0) [L7700] CALL, EXPR register_chrdev(108U, "ppp", & ppp_device_fops) [L5879] int tmp ; [L5882] CALL, EXPR __register_chrdev(major, 0U, 256U, name, fops) [L11003] return __VERIFIER_nondet_int(); [L5882] RET, EXPR __register_chrdev(major, 0U, 256U, name, fops) [L5882] tmp = __register_chrdev(major, 0U, 256U, name, fops) [L5884] return (tmp); [L7700] RET, EXPR register_chrdev(108U, "ppp", & ppp_device_fops) [L7700] err = register_chrdev(108U, "ppp", & ppp_device_fops) [L7702] COND FALSE !(err != 0) [L7710] CALL, EXPR __class_create(& __this_module, "ppp", & __key) [L10972] CALL, EXPR ldv_malloc(sizeof(struct class)) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10957] COND TRUE __VERIFIER_nondet_bool() [L10957] return 0; VAL [LDV_IN_INTERRUPT=1, \old(size)=128, \result={0:0}, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, size=128] [L10972] RET, EXPR ldv_malloc(sizeof(struct class)) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, arg0={18446744073709551622:18446744073709551631}, arg0={18446744073709551622:18446744073709551631}, arg1={20:0}, arg1={20:0}, arg2={97:0}, arg2={97:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10972] return ldv_malloc(sizeof(struct class)); [L7710] RET, EXPR __class_create(& __this_module, "ppp", & __key) [L7710] tmp = __class_create(& __this_module, "ppp", & __key) [L7711] ppp_class = tmp VAL [LDV_IN_INTERRUPT=1, __key={97:0}, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}] [L7712] CALL, EXPR IS_ERR((void const *)ppp_class) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, ptr={0:0}] [L5217] long tmp ; [L5220] tmp = __builtin_expect((long )((unsigned long )ptr > 0x0ffffffffffff000UL), 0L) [L5222] return (tmp); [L7712] RET, EXPR IS_ERR((void const *)ppp_class) VAL [LDV_IN_INTERRUPT=1, __key={97:0}, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}] [L7712] tmp___1 = IS_ERR((void const *)ppp_class) [L7714] COND FALSE !(tmp___1 != 0L) [L7723] CALL device_create(ppp_class, (struct device *)0, 113246208U, (void *)0, "ppp") [L11071] CALL, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10957] COND TRUE __VERIFIER_nondet_bool() [L10957] return 0; VAL [LDV_IN_INTERRUPT=1, \old(size)=1064, \result={0:0}, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, size=1064] [L11071] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, \old(arg2)=113246208, __this_module={18446744073709551622:18446744073709551631}, arg0={0:0}, arg0={0:0}, arg1={0:0}, arg1={0:0}, arg2=113246208, arg3={0:0}, arg3={0:0}, arg4={21:0}, arg4={21:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L11071] return ldv_malloc(sizeof(struct device)); [L7723] RET device_create(ppp_class, (struct device *)0, 113246208U, (void *)0, "ppp") [L7725] return (0); [L7725] return (0); VAL [LDV_IN_INTERRUPT=1, \result=0, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}, tmp___1=0] [L10650] RET, EXPR ppp_init() [L10650] tmp = ppp_init() [L10652] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0] [L10784] tmp___1 = __VERIFIER_nondet_int() [L10786] COND TRUE tmp___1 != 0 VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___1=-2] [L10659] tmp___0 = __VERIFIER_nondet_int() [L10661] COND FALSE !(tmp___0 == 0) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10664] COND FALSE !(tmp___0 == 1) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10667] COND FALSE !(tmp___0 == 2) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10670] COND FALSE !(tmp___0 == 3) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10673] COND FALSE !(tmp___0 == 4) VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10676] COND TRUE tmp___0 == 5 VAL [LDV_IN_INTERRUPT=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=5, tmp___1=-2] [L10753] CALL ppp_ioctl(var_group1, var_ppp_ioctl_9_p1, var_ppp_ioctl_9_p2) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6746] struct ppp_file *pf ; [L6747] struct ppp *ppp ; [L6748] int err ; [L6749] int val ; [L6750] int val2 ; [L6751] int i ; [L6752] struct ppp_idle idle ; [L6753] struct npioctl npi ; [L6754] int unit ; [L6755] int cflags ; [L6756] struct slcompress *vj ; [L6757] void *argp ; [L6758] int *p ; [L6759] struct task_struct *tmp ; [L6760] int tmp___0 ; [L6761] struct ppp_file const *__mptr ; [L6762] long tmp___1 ; [L6763] long tmp___2 ; [L6764] struct channel *pch ; [L6765] struct ppp_channel *chan ; [L6766] struct ppp_file const *__mptr___0 ; [L6767] int __ret_gu ; [L6768] unsigned long __val_gu ; [L6769] struct ppp_file const *__mptr___1 ; [L6770] int __ret_gu___0 ; [L6771] unsigned long __val_gu___0 ; [L6772] int __ret_gu___1 ; [L6773] unsigned long __val_gu___1 ; [L6774] int __ret_pu ; [L6775] int __pu_val ; [L6776] int __ret_pu___0 ; [L6777] int __pu_val___0 ; [L6778] int __ret_gu___2 ; [L6779] unsigned long __val_gu___2 ; [L6780] int __ret_pu___1 ; [L6781] int __pu_val___1 ; [L6782] int tmp___3 ; [L6783] int __ret_gu___3 ; [L6784] unsigned long __val_gu___3 ; [L6785] unsigned long tmp___4 ; [L6786] int tmp___5 ; [L6787] struct sock_filter *code ; [L6788] struct sock_filter *code___0 ; [L6789] int __ret_gu___4 ; [L6790] unsigned long __val_gu___4 ; [L6792] EXPR file->private_data [L6792] pf = (struct ppp_file *)file->private_data [L6793] err = -14 [L6794] argp = (void *)arg [L6795] p = (int *)argp VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6796] COND FALSE !((unsigned long )pf == (unsigned long )((struct ppp_file *)0)) VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6804] COND FALSE !(cmd == 1074033724U) [L6840] EXPR pf->kind VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6840] COND FALSE !((unsigned int )pf->kind == 2U) [L6923] EXPR pf->kind VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6923] COND FALSE !((unsigned int )pf->kind != 1U) [L6931] FCALL mutex_lock_nested(& ppp_mutex, 0U) VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6932] __mptr___1 = (struct ppp_file const *)pf [L6933] ppp = (struct ppp *)__mptr___1 VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __this_module={18446744073709551622:18446744073709551631}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6935] COND FALSE !((int )cmd == 1074033746) VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __this_module={18446744073709551622:18446744073709551631}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6938] COND TRUE (int )cmd == 1074033753 VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __this_module={18446744073709551622:18446744073709551631}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7014] FCALL might_fault() VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __this_module={18446744073709551622:18446744073709551631}, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7037] val = (int )__val_gu___1 VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __this_module={18446744073709551622:18446744073709551631}, __val_gu___1=4214508, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=4214508] [L7038] COND FALSE !(__ret_gu___1 != 0) VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __ret_gu___1=0, __this_module={18446744073709551622:18446744073709551631}, __val_gu___1=4214508, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=4214508] [L7043] CALL spin_lock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L7043] RET spin_lock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __ret_gu___1=0, __this_module={18446744073709551622:18446744073709551631}, __val_gu___1=4214508, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=4214508] [L7044] CALL spin_lock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L7044] RET spin_lock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __ret_gu___1=0, __this_module={18446744073709551622:18446744073709551631}, __val_gu___1=4214508, arg=18446744073709551612, argp={0:-4}, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=4214508] [L7045] EXPR ppp->flags [L7045] EXPR ppp->flags & (unsigned int )(~ val) [L7045] cflags = (int )(ppp->flags & (unsigned int )(~ val)) [L7046] EXPR (unsigned int )val & 4214508U [L7046] ppp->flags = (unsigned int )val & 4214508U [L7047] CALL spin_unlock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L7047] RET spin_unlock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __ret_gu___1=0, __this_module={18446744073709551622:18446744073709551631}, __val_gu___1=4214508, arg=18446744073709551612, argp={0:-4}, cflags=64, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=4214508] [L7048] CALL spin_unlock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L7048] RET spin_unlock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __ret_gu___1=0, __this_module={18446744073709551622:18446744073709551631}, __val_gu___1=4214508, arg=18446744073709551612, argp={0:-4}, cflags=64, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=4214508] [L7050] EXPR cflags & 64 VAL [LDV_IN_INTERRUPT=1, \old(arg)=18446744073709551612, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, __mptr___1={378:-377}, __ret_gu___1=0, __this_module={18446744073709551622:18446744073709551631}, __val_gu___1=4214508, arg=18446744073709551612, argp={0:-4}, cflags=64, channel_count={62:0}, cmd=1074033753, code={99:0}, code___0={95:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={18446744073709551621:-3}, file={18446744073709551621:-3}, idle={101:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={98:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-4}, pf={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=4214508] [L7050] COND TRUE (cflags & 64) != 0 [L7052] CALL ppp_ccp_closed(ppp) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9952] void *xstate ; [L9953] void *rstate ; [L9954] struct compressor *xcomp ; [L9955] struct compressor *rcomp ; VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9958] CALL spin_lock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L9958] RET spin_lock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9959] CALL spin_lock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) [L9959] RET spin_lock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9960] EXPR ppp->flags [L9960] EXPR ppp->flags & 4294967103U [L9960] ppp->flags = ppp->flags & 4294967103U [L9961] ppp->xstate = 0U [L9962] EXPR ppp->xcomp [L9962] xcomp = ppp->xcomp [L9963] EXPR ppp->xc_state [L9963] xstate = ppp->xc_state [L9964] ppp->xc_state = (void *)0 [L9965] ppp->rstate = 0U [L9966] EXPR ppp->rcomp [L9966] rcomp = ppp->rcomp [L9967] EXPR ppp->rc_state [L9967] rstate = ppp->rc_state [L9968] ppp->rc_state = (void *)0 VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551629:18446744073709551627}, rstate={18446744073709551634:18446744073709551630}, xcomp={18446744073709551544:-17}, xstate={18446744073709551544:73}] [L9969] CALL spin_unlock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L9969] RET spin_unlock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551629:18446744073709551627}, rstate={18446744073709551634:18446744073709551630}, xcomp={18446744073709551544:-17}, xstate={18446744073709551544:73}] [L9970] CALL spin_unlock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) [L9970] RET spin_unlock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551629:18446744073709551627}, rstate={18446744073709551634:18446744073709551630}, xcomp={18446744073709551544:-17}, xstate={18446744073709551544:73}] [L9972] COND TRUE (unsigned long )xstate != (unsigned long )((void *)0) [L9974] EXPR xcomp->comp_free VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551629:18446744073709551627}, rstate={18446744073709551634:18446744073709551630}, xcomp={18446744073709551544:-17}, xstate={18446744073709551544:73}] [L9974] CALL (*(xcomp->comp_free))(xstate) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7931] dev->netdev_ops = & ppp_netdev_ops [L7932] dev->hard_header_len = (unsigned short)4 [L7933] dev->mtu = 1500U [L7934] dev->addr_len = (unsigned char)0 [L7935] dev->tx_queue_len = 3UL [L7936] dev->type = (unsigned short)512 [L7937] dev->flags = 4240U [L7938] EXPR dev->features [L7938] EXPR dev->features | 8192U [L7938] dev->features = dev->features | 8192U [L7939] EXPR dev->priv_flags [L7939] EXPR dev->priv_flags & 4294966271U [L7939] dev->priv_flags = dev->priv_flags & 4294966271U [L9974] RET (*(xcomp->comp_free))(xstate) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={378:-377}, ppp={378:-377}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={18446744073709551629:18446744073709551627}, rstate={18446744073709551634:18446744073709551630}, xcomp={18446744073709551544:-17}, xstate={18446744073709551544:73}] [L9975] EXPR xcomp->owner [L9975] CALL ldv_module_put_5(xcomp->owner) [L10926] CALL ldv_module_put(ldv_func_arg1) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, module={78:-77}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10845] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, module={78:-77}, module={78:-77}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10846] COND TRUE ldv_module_refcounter <= 1 VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, module={78:-77}, module={78:-77}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10848] CALL ldv_blast_assert() VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10809] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_module_refcounter)=1, __this_module={18446744073709551622:18446744073709551631}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 100 procedures, 1188 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.1s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 24.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 1795 SdHoareTripleChecker+Valid, 23.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1752 mSDsluCounter, 12005 SdHoareTripleChecker+Invalid, 23.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7312 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1780 IncrementalHoareTripleChecker+Invalid, 1794 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 4693 mSDtfsCounter, 1780 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2479occurred in iteration=3, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 3 MinimizatonAttempts, 33 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 261 NumberOfCodeBlocks, 261 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 163 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 16/16 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:12:26,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:12:29,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:12:29,693 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-12 00:12:29,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:12:29,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:12:29,743 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:12:29,744 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:12:29,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:12:29,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:12:29,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:12:29,752 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:12:29,752 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:12:29,753 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:12:29,754 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:12:29,755 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:12:29,755 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:12:29,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:12:29,757 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:12:29,758 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:12:29,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:12:29,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:12:29,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:12:29,760 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:12:29,761 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:12:29,761 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:12:29,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:12:29,762 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:12:29,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:12:29,763 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:12:29,764 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:12:29,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:29,766 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:12:29,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:12:29,767 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:12:29,767 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:12:29,768 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:12:29,768 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:12:29,768 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:12:29,769 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:12:29,770 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70890f3d08defb801ef42dfcccb814d43a0397723b39cd10a6795cae91719bfb [2023-11-12 00:12:30,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:12:30,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:12:30,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:12:30,248 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:12:30,248 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:12:30,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2023-11-12 00:12:33,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:12:33,950 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:12:33,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2023-11-12 00:12:34,011 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/data/4641b6168/5fbbabc5e7f84ed7a04576dd4e987d65/FLAG65aef9899 [2023-11-12 00:12:34,031 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bc6763e-21b4-42f4-8e00-b166d413b62b/bin/utaipan-verify-NcY6lQBIFX/data/4641b6168/5fbbabc5e7f84ed7a04576dd4e987d65 [2023-11-12 00:12:34,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:12:34,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:12:34,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:34,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:12:34,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:12:34,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:34" (1/1) ... [2023-11-12 00:12:34,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6476e89b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:34, skipping insertion in model container [2023-11-12 00:12:34,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:34" (1/1) ... [2023-11-12 00:12:34,262 INFO L177 MainTranslator]: Built tables and reachable declarations