./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1f1aff5e4c83d88c522badf0f4d59dd68712f74ddffe3a813d6da36b7733c959 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:47,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:47,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:41:47,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:47,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:47,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:47,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:41:47,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:41:47,965 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:47,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:47,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:47,971 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:41:47,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:47,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:47,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:41:47,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:47,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:41:47,975 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:41:47,976 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:47,976 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:47,977 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:47,977 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:47,978 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:47,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:47,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:47,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:47,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:41:47,980 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:47,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:47,981 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:41:47,981 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f1aff5e4c83d88c522badf0f4d59dd68712f74ddffe3a813d6da36b7733c959 [2023-11-19 03:41:48,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:48,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:48,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:48,354 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:48,355 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:48,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i [2023-11-19 03:41:51,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:52,258 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:52,258 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i [2023-11-19 03:41:52,301 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/data/fec870d82/d214f97ae7274df4a702f2c1ca4235ac/FLAGb7f5b64b2 [2023-11-19 03:41:52,317 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/data/fec870d82/d214f97ae7274df4a702f2c1ca4235ac [2023-11-19 03:41:52,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:52,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:52,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:52,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:52,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:52,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:52" (1/1) ... [2023-11-19 03:41:52,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7740c0ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:52, skipping insertion in model container [2023-11-19 03:41:52,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:52" (1/1) ... [2023-11-19 03:41:52,482 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:54,031 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_bd772be6-3223-44dc-b8eb-6beb791dfa1a/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i[303043,303056] [2023-11-19 03:41:54,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:54,279 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:54,436 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)); [2927] [2023-11-19 03:41:54,453 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 %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2934-2935] [2023-11-19 03:41:54,453 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)); [2942-2943] [2023-11-19 03:41:54,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [2963] [2023-11-19 03:41:54,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2965] [2023-11-19 03:41:54,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2967] [2023-11-19 03:41:54,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2970] [2023-11-19 03:41:54,458 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; addl %1,%0": "+m" (v->counter): "ir" (i)); [3014] [2023-11-19 03:41:54,458 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)); [3021] [2023-11-19 03:41:54,459 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"); [3028-3029] [2023-11-19 03:41:54,460 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; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [3036-3037] [2023-11-19 03:41:54,688 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5769] [2023-11-19 03:41:54,688 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5771] [2023-11-19 03:41:54,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5773] [2023-11-19 03:41:54,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5775] [2023-11-19 03:41:54,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (buf + i)); [5778] [2023-11-19 03:41:54,696 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5862] [2023-11-19 03:41:54,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5868] [2023-11-19 03:41:54,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5874] [2023-11-19 03:41:54,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5881] [2023-11-19 03:41:54,768 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_bd772be6-3223-44dc-b8eb-6beb791dfa1a/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i[303043,303056] [2023-11-19 03:41:54,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:54,969 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:41:54,969 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:41:54,969 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:41:54,978 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:54,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54 WrapperNode [2023-11-19 03:41:54,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:54,981 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:54,981 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:54,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:54,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,443 INFO L138 Inliner]: procedures = 148, calls = 4244, calls flagged for inlining = 66, calls inlined = 64, statements flattened = 5486 [2023-11-19 03:41:55,444 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:55,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:55,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:55,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:55,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,714 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:55,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:55,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:55,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:55,825 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:54" (1/1) ... [2023-11-19 03:41:55,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:55,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:55,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:55,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd772be6-3223-44dc-b8eb-6beb791dfa1a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 03:41:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 03:41:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:41:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:41:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:41:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-19 03:41:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure check_parms [2023-11-19 03:41:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure check_parms [2023-11-19 03:41:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:41:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_request_supply_msgs [2023-11-19 03:41:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_request_supply_msgs [2023-11-19 03:41:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure preaction_op [2023-11-19 03:41:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure preaction_op [2023-11-19 03:41:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2023-11-19 03:41:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2023-11-19 03:41:55,923 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-19 03:41:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-19 03:41:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure panic [2023-11-19 03:41:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure panic [2023-11-19 03:41:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_heartbeat [2023-11-19 03:41:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_heartbeat [2023-11-19 03:41:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_open [2023-11-19 03:41:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_open [2023-11-19 03:41:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll [2023-11-19 03:41:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll [2023-11-19 03:41:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure panic_smi_free [2023-11-19 03:41:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure panic_smi_free [2023-11-19 03:41:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_watchdog [2023-11-19 03:41:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_watchdog [2023-11-19 03:41:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_die_notifier [2023-11-19 03:41:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_die_notifier [2023-11-19 03:41:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:41:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 03:41:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 03:41:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 03:41:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 03:41:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure action_op [2023-11-19 03:41:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure action_op [2023-11-19 03:41:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-19 03:41:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-19 03:41:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure panic_recv_free [2023-11-19 03:41:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure panic_recv_free [2023-11-19 03:41:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 03:41:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 03:41:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:41:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-19 03:41:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-19 03:41:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-19 03:41:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-19 03:41:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure preop_op [2023-11-19 03:41:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure preop_op [2023-11-19 03:41:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2023-11-19 03:41:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2023-11-19 03:41:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-19 03:41:55,936 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-19 03:41:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:41:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:41:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 03:41:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_close [2023-11-19 03:41:55,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_close [2023-11-19 03:41:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure i_ipmi_set_timeout [2023-11-19 03:41:55,938 INFO L138 BoogieDeclarations]: Found implementation of procedure i_ipmi_set_timeout [2023-11-19 03:41:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:41:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-19 03:41:55,939 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-19 03:41:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-19 03:41:55,940 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-19 03:41:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_set_timeout [2023-11-19 03:41:55,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_set_timeout [2023-11-19 03:41:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll_interface [2023-11-19 03:41:55,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll_interface [2023-11-19 03:41:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-19 03:41:55,941 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-19 03:41:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_register_watchdog [2023-11-19 03:41:55,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_register_watchdog [2023-11-19 03:41:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-11-19 03:41:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-11-19 03:41:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:41:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2023-11-19 03:41:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2023-11-19 03:41:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:41:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-19 03:41:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-19 03:41:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 03:41:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 03:41:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_notifier_chain_unregister [2023-11-19 03:41:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_notifier_chain_unregister [2023-11-19 03:41:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 03:41:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 03:41:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 03:41:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 03:41:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure panic_halt_ipmi_set_timeout [2023-11-19 03:41:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure panic_halt_ipmi_set_timeout [2023-11-19 03:41:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2023-11-19 03:41:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2023-11-19 03:41:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 03:41:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 03:41:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 03:41:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 03:41:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 03:41:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-19 03:41:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-19 03:41:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:56,593 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:56,596 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:57,611 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-11-19 03:41:57,612 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-11-19 03:41:57,878 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:41:57,918 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-11-19 03:41:57,919 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-11-19 03:41:58,215 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:41:58,230 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:41:58,232 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 03:42:51,668 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L5860-1: ipmi_read_~tmp___0~5#1.base, ipmi_read_~tmp___0~5#1.offset := ipmi_read_#t~ret194#1.base, ipmi_read_#t~ret194#1.offset;havoc ipmi_read_#t~ret194#1.base, ipmi_read_#t~ret194#1.offset;ipmi_read_~__ptr~0#1.base, ipmi_read_~__ptr~0#1.offset := ipmi_read_~tmp___0~5#1.base, ipmi_read_~tmp___0~5#1.offset; [2023-11-19 03:42:51,668 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L5860: SUMMARY for call ipmi_read_#t~ret194#1.base, ipmi_read_#t~ret194#1.offset := get_current(); srcloc: null [2023-11-19 03:42:51,669 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume !false; [2023-11-19 03:42:51,669 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##69: assume false; [2023-11-19 03:42:51,669 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##189: assume false; [2023-11-19 03:42:51,669 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##190: assume !false;call ULTIMATE.dealloc(ipmi_ioctl_~#val~0#1.base, ipmi_ioctl_~#val~0#1.offset);havoc ipmi_ioctl_~#val~0#1.base, ipmi_ioctl_~#val~0#1.offset; [2023-11-19 03:42:51,669 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##151: assume !false; [2023-11-19 03:42:51,669 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##150: assume false; [2023-11-19 03:42:51,670 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume !false; [2023-11-19 03:42:51,670 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##125: assume false; [2023-11-19 03:42:51,707 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:42:53,176 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:42:53,177 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:42:53,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:53 BoogieIcfgContainer [2023-11-19 03:42:53,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:42:53,198 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:42:53,198 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:42:53,210 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:42:53,211 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:53" (1/1) ... [2023-11-19 03:42:53,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:42:53,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 577 states and 848 transitions. [2023-11-19 03:42:53,336 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 848 transitions. [2023-11-19 03:42:53,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:42:53,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:53,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms