./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--char--ipmi--ipmi_msghandler.ko-main.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_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--char--ipmi--ipmi_msghandler.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19525e6f83ed492183d9a21eaa90e9685989ff90c55473d8827091d7561f2601 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:10:35,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:10:35,648 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:10:35,660 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:10:35,661 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:10:35,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:10:35,701 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:10:35,702 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:10:35,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:10:35,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:10:35,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:10:35,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:10:35,711 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:10:35,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:10:35,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:10:35,713 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:10:35,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:10:35,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:10:35,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:10:35,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:10:35,715 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:10:35,716 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:10:35,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:10:35,717 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:10:35,718 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:10:35,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:35,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:10:35,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:10:35,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:10:35,720 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:10:35,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:10:35,722 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:10:35,722 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:10:35,722 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:10:35,722 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:10:35,723 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:10:35,723 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19525e6f83ed492183d9a21eaa90e9685989ff90c55473d8827091d7561f2601 [2023-11-12 02:10:36,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:10:36,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:10:36,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:10:36,138 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:10:36,138 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:10:36,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--char--ipmi--ipmi_msghandler.ko-main.cil.out.i [2023-11-12 02:10:39,141 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:10:39,877 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:10:39,877 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--char--ipmi--ipmi_msghandler.ko-main.cil.out.i [2023-11-12 02:10:39,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/data/94800efc0/69d4852dd77247b492370973cdd972e2/FLAG59c13c87f [2023-11-12 02:10:39,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/data/94800efc0/69d4852dd77247b492370973cdd972e2 [2023-11-12 02:10:39,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:10:39,955 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:10:39,957 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:39,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:10:39,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:10:39,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:39" (1/1) ... [2023-11-12 02:10:39,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@733f4e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:39, skipping insertion in model container [2023-11-12 02:10:39,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:39" (1/1) ... [2023-11-12 02:10:40,137 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:10:42,614 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_c35a6368-5fc1-45c9-9184-331119bb3715/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--char--ipmi--ipmi_msghandler.ko-main.cil.out.i[265597,265610] [2023-11-12 02:10:42,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:42,852 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:10:42,928 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3237-3238] [2023-11-12 02:10:42,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3292] [2023-11-12 02:10:42,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3295] [2023-11-12 02:10:42,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3298] [2023-11-12 02:10:42,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3301] [2023-11-12 02:10:42,935 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; addl %1,%0": "+m" (v->counter): "ir" (i)); [3334] [2023-11-12 02:10:42,935 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %1,%0": "+m" (v->counter): "ir" (i)); [3341] [2023-11-12 02:10:42,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2,%0; sete %1": "+m" (v->counter), "=qm" (c): "ir" (i): "memory"); [3348-3349] [2023-11-12 02:10:42,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [3356] [2023-11-12 02:10:42,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [3363] [2023-11-12 02:10:42,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; cmpxchgb %2,%1": "=a" (__ret), "+m" (*__ptr): "q" (__new), "0" (__old): "memory"); [3381-3382] [2023-11-12 02:10:42,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; cmpxchgw %2,%1": "=a" (__ret), "+m" (*__ptr___0): "r" (__new), "0" (__old): "memory"); [3386-3387] [2023-11-12 02:10:42,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; cmpxchgl %2,%1": "=a" (__ret), "+m" (*__ptr___1): "r" (__new), "0" (__old): "memory"); [3391-3392] [2023-11-12 02:10:42,939 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; cmpxchgq %2,%1": "=a" (__ret), "+m" (*__ptr___2): "r" (__new), "0" (__old): "memory"); [3396-3397] [2023-11-12 02:10:42,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [3531] [2023-11-12 02:10:42,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3534] [2023-11-12 02:10:42,943 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3537] [2023-11-12 02:10:42,944 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3540] [2023-11-12 02:10:42,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3577] [2023-11-12 02:10:42,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3584] [2023-11-12 02:10:42,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3587] [2023-11-12 02:10:42,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3791] [2023-11-12 02:10:43,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6781] [2023-11-12 02:10:43,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8123] [2023-11-12 02:10:43,363 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_c35a6368-5fc1-45c9-9184-331119bb3715/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--char--ipmi--ipmi_msghandler.ko-main.cil.out.i[265597,265610] [2023-11-12 02:10:43,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:43,528 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:10:43,528 WARN L672 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:10:43,528 WARN L672 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:10:43,529 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:10:43,529 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:10:43,537 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:10:43,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43 WrapperNode [2023-11-12 02:10:43,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:43,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:43,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:10:43,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:10:43,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:43,687 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:43,871 INFO L138 Inliner]: procedures = 389, calls = 2941, calls flagged for inlining = 157, calls inlined = 64, statements flattened = 3358 [2023-11-12 02:10:43,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:43,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:10:43,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:10:43,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:10:43,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:43,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:43,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:43,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:44,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:44,062 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:44,094 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:44,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:44,143 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:10:44,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:10:44,145 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:10:44,145 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:10:44,146 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (1/1) ... [2023-11-12 02:10:44,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:44,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:10:44,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:10:44,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35a6368-5fc1-45c9-9184-331119bb3715/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:10:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure smi_stats_proc_open [2023-11-12 02:10:44,217 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_stats_proc_open [2023-11-12 02:10:44,218 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-12 02:10:44,218 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-12 02:10:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 02:10:44,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 02:10:44,219 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll [2023-11-12 02:10:44,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll [2023-11-12 02:10:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure format_lan_msg [2023-11-12 02:10:44,222 INFO L138 BoogieDeclarations]: Found implementation of procedure format_lan_msg [2023-11-12 02:10:44,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-12 02:10:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-11-12 02:10:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure copy_event_into_recv_msg [2023-11-12 02:10:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_event_into_recv_msg [2023-11-12 02:10:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_panic_request_and_wait [2023-11-12 02:10:44,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_panic_request_and_wait [2023-11-12 02:10:44,223 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 02:10:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 02:10:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmd_rcvrs_mutex_of_ipmi_smi [2023-11-12 02:10:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmd_rcvrs_mutex_of_ipmi_smi [2023-11-12 02:10:44,224 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2023-11-12 02:10:44,224 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2023-11-12 02:10:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-11-12 02:10:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-11-12 02:10:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 02:10:44,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 02:10:44,225 INFO L130 BoogieDeclarations]: Found specification of procedure intf_next_seq [2023-11-12 02:10:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_next_seq [2023-11-12 02:10:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:10:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmd_rcvrs_mutex_of_ipmi_smi [2023-11-12 02:10:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmd_rcvrs_mutex_of_ipmi_smi [2023-11-12 02:10:44,226 INFO L130 BoogieDeclarations]: Found specification of procedure PDE [2023-11-12 02:10:44,226 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE [2023-11-12 02:10:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-12 02:10:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-12 02:10:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 02:10:44,227 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 02:10:44,227 INFO L130 BoogieDeclarations]: Found specification of procedure i_ipmi_request [2023-11-12 02:10:44,228 INFO L138 BoogieDeclarations]: Found implementation of procedure i_ipmi_request [2023-11-12 02:10:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 02:10:44,228 INFO L130 BoogieDeclarations]: Found specification of procedure free_smi_msg_list [2023-11-12 02:10:44,229 INFO L138 BoogieDeclarations]: Found implementation of procedure free_smi_msg_list [2023-11-12 02:10:44,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 02:10:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-11-12 02:10:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-11-12 02:10:44,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:10:44,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 02:10:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 02:10:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure maintenance_mode_update [2023-11-12 02:10:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure maintenance_mode_update [2023-11-12 02:10:44,232 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-12 02:10:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-12 02:10:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2023-11-12 02:10:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2023-11-12 02:10:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-11-12 02:10:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-11-12 02:10:44,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:10:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure smi_version_proc_open [2023-11-12 02:10:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_version_proc_open [2023-11-12 02:10:44,234 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-12 02:10:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-12 02:10:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:10:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure send_channel_info_cmd [2023-11-12 02:10:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure send_channel_info_cmd [2023-11-12 02:10:44,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:10:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 02:10:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:10:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 02:10:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2023-11-12 02:10:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2023-11-12 02:10:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 02:10:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 02:10:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-12 02:10:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-12 02:10:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_recv_msgs [2023-11-12 02:10:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_recv_msgs [2023-11-12 02:10:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure is_lan_addr [2023-11-12 02:10:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lan_addr [2023-11-12 02:10:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 02:10:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 02:10:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure intf_free [2023-11-12 02:10:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_free [2023-11-12 02:10:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:10:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:10:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-11-12 02:10:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2023-11-12 02:10:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2023-11-12 02:10:44,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 02:10:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 02:10:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure intf_find_seq [2023-11-12 02:10:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_find_seq [2023-11-12 02:10:44,241 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 02:10:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 02:10:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 02:10:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 02:10:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-12 02:10:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-12 02:10:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_smi_msg [2023-11-12 02:10:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_smi_msg [2023-11-12 02:10:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-12 02:10:44,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-12 02:10:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:10:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 02:10:44,244 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 02:10:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2023-11-12 02:10:44,244 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2023-11-12 02:10:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:10:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:10:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure find_cmd_rcvr [2023-11-12 02:10:44,245 INFO L138 BoogieDeclarations]: Found implementation of procedure find_cmd_rcvr [2023-11-12 02:10:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 02:10:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 02:10:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-12 02:10:44,246 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-12 02:10:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_init_msghandler [2023-11-12 02:10:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_init_msghandler [2023-11-12 02:10:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-12 02:10:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-12 02:10:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure clean_up_interface_data [2023-11-12 02:10:44,247 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_up_interface_data [2023-11-12 02:10:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_recv_msg [2023-11-12 02:10:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_recv_msg [2023-11-12 02:10:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2023-11-12 02:10:44,249 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2023-11-12 02:10:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2023-11-12 02:10:44,250 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2023-11-12 02:10:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2023-11-12 02:10:44,253 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2023-11-12 02:10:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-12 02:10:44,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-12 02:10:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure smi_ipmb_proc_open [2023-11-12 02:10:44,255 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_ipmb_proc_open [2023-11-12 02:10:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 02:10:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 02:10:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:10:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 02:10:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 02:10:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure is_ipmb_addr [2023-11-12 02:10:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ipmb_addr [2023-11-12 02:10:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure is_ipmb_bcast_addr [2023-11-12 02:10:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ipmb_bcast_addr [2023-11-12 02:10:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2023-11-12 02:10:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2023-11-12 02:10:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-12 02:10:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-12 02:10:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure format_ipmb_msg [2023-11-12 02:10:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure format_ipmb_msg [2023-11-12 02:10:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-11-12 02:10:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-11-12 02:10:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure free_recv_msg_list [2023-11-12 02:10:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure free_recv_msg_list [2023-11-12 02:10:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-11-12 02:10:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-11-12 02:10:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-12 02:10:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-12 02:10:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-12 02:10:44,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-12 02:10:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure ipmb_checksum [2023-11-12 02:10:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmb_checksum [2023-11-12 02:10:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_response [2023-11-12 02:10:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_response [2023-11-12 02:10:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-11-12 02:10:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-11-12 02:10:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:10:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2023-11-12 02:10:44,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2023-11-12 02:10:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-12 02:10:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-12 02:10:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-12 02:10:44,974 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:10:44,978 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:10:53,223 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:10:53,247 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:10:53,247 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 02:10:53,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:53 BoogieIcfgContainer [2023-11-12 02:10:53,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:10:53,256 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:10:53,256 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:10:53,259 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:10:53,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:10:39" (1/3) ... [2023-11-12 02:10:53,261 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2176370e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:53, skipping insertion in model container [2023-11-12 02:10:53,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:43" (2/3) ... [2023-11-12 02:10:53,262 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2176370e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:53, skipping insertion in model container [2023-11-12 02:10:53,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:53" (3/3) ... [2023-11-12 02:10:53,264 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--char--ipmi--ipmi_msghandler.ko-main.cil.out.i [2023-11-12 02:10:53,283 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:10:53,283 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:10:53,378 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:10:53,384 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@22369ed4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:10:53,385 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:10:53,396 INFO L276 IsEmpty]: Start isEmpty. Operand has 1290 states, 898 states have (on average 1.376391982182628) internal successors, (1236), 948 states have internal predecessors, (1236), 315 states have call successors, (315), 75 states have call predecessors, (315), 75 states have return successors, (315), 309 states have call predecessors, (315), 315 states have call successors, (315) [2023-11-12 02:10:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 02:10:53,406 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:53,407 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:10:53,408 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:53,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:53,413 INFO L85 PathProgramCache]: Analyzing trace with hash -182832759, now seen corresponding path program 1 times [2023-11-12 02:10:53,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:53,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213350170] [2023-11-12 02:10:53,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:53,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:10:54,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:10:54,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213350170] [2023-11-12 02:10:54,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213350170] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:54,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:54,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:10:54,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004246888] [2023-11-12 02:10:54,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:54,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:10:54,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:10:54,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:10:54,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:10:54,139 INFO L87 Difference]: Start difference. First operand has 1290 states, 898 states have (on average 1.376391982182628) internal successors, (1236), 948 states have internal predecessors, (1236), 315 states have call successors, (315), 75 states have call predecessors, (315), 75 states have return successors, (315), 309 states have call predecessors, (315), 315 states have call successors, (315) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:10:54,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:10:54,556 INFO L93 Difference]: Finished difference Result 3785 states and 5592 transitions. [2023-11-12 02:10:54,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:10:54,558 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2023-11-12 02:10:54,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:10:54,602 INFO L225 Difference]: With dead ends: 3785 [2023-11-12 02:10:54,602 INFO L226 Difference]: Without dead ends: 2494 [2023-11-12 02:10:54,618 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 02:10:54,622 INFO L413 NwaCegarLoop]: 2852 mSDtfsCounter, 1777 mSDsluCounter, 1799 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1777 SdHoareTripleChecker+Valid, 4651 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:10:54,623 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1777 Valid, 4651 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:10:54,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2494 states. [2023-11-12 02:10:54,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2494 to 2490. [2023-11-12 02:10:54,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2490 states, 1738 states have (on average 1.3705408515535098) internal successors, (2382), 1825 states have internal predecessors, (2382), 607 states have call successors, (607), 145 states have call predecessors, (607), 144 states have return successors, (597), 585 states have call predecessors, (597), 597 states have call successors, (597) [2023-11-12 02:10:54,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2490 states and 3586 transitions. [2023-11-12 02:10:54,886 INFO L78 Accepts]: Start accepts. Automaton has 2490 states and 3586 transitions. Word has length 16 [2023-11-12 02:10:54,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:10:54,887 INFO L495 AbstractCegarLoop]: Abstraction has 2490 states and 3586 transitions. [2023-11-12 02:10:54,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:10:54,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 3586 transitions. [2023-11-12 02:10:54,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 02:10:54,890 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:54,890 INFO L195 NwaCegarLoop]: trace histogram [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 02:10:54,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:10:54,891 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:54,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:54,892 INFO L85 PathProgramCache]: Analyzing trace with hash 707529788, now seen corresponding path program 1 times [2023-11-12 02:10:54,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:54,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370954160] [2023-11-12 02:10:54,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:54,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:55,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-12 02:10:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:10:55,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:10:55,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370954160] [2023-11-12 02:10:55,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370954160] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:55,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:55,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:10:55,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229839626] [2023-11-12 02:10:55,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:55,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 02:10:55,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:10:55,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:10:55,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-12 02:10:55,343 INFO L87 Difference]: Start difference. First operand 2490 states and 3586 transitions. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-12 02:11:16,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:11:18,177 WARN L539 Checker$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 02:11:21,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:11:23,610 WARN L539 Checker$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 02:11:25,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:11:26,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:11:28,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:11:31,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:11:33,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:11:34,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []