./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 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_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.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_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1f1aff5e4c83d88c522badf0f4d59dd68712f74ddffe3a813d6da36b7733c959 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:43:41,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:43:41,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:43:41,579 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:43:41,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:43:41,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:43:41,606 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:43:41,606 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:43:41,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:43:41,608 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:43:41,608 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:43:41,609 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:43:41,610 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:43:41,611 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:43:41,611 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:43:41,612 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:43:41,613 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:43:41,613 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:43:41,614 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:43:41,615 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:43:41,615 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:43:41,616 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:43:41,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:43:41,618 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:43:41,618 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:43:41,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:43:41,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:43:41,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:43:41,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:43:41,621 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:43:41,622 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:43:41,623 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:43:41,623 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:43:41,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:43:41,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:43:41,624 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:43:41,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:43:41,625 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:43:41,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:43:41,626 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:43:41,626 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:43:41,627 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:43:41,627 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f1aff5e4c83d88c522badf0f4d59dd68712f74ddffe3a813d6da36b7733c959 [2023-11-12 00:43:41,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:43:41,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:43:41,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:43:41,979 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:43:41,980 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:43:41,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i [2023-11-12 00:43:45,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:43:45,727 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:43:45,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i [2023-11-12 00:43:45,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/data/461a3638b/beffe21896ed4cf58badc89ae98c0681/FLAG5ef5db30b [2023-11-12 00:43:45,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/data/461a3638b/beffe21896ed4cf58badc89ae98c0681 [2023-11-12 00:43:45,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:43:45,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:43:45,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:43:45,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:43:45,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:43:45,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:45,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30cbdf60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:45, skipping insertion in model container [2023-11-12 00:43:45,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:43:45" (1/1) ... [2023-11-12 00:43:45,973 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:43:47,568 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_7969e454-0e1c-450c-a27f-f8677e49a661/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i[303043,303056] [2023-11-12 00:43:47,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:43:47,922 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:43:48,007 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] [2023-11-12 00:43:48,009 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] [2023-11-12 00:43:48,009 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] [2023-11-12 00:43:48,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [2963] [2023-11-12 00:43:48,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2965] [2023-11-12 00:43:48,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2967] [2023-11-12 00:43:48,011 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [2970] [2023-11-12 00:43:48,013 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] [2023-11-12 00:43:48,014 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] [2023-11-12 00:43:48,014 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] [2023-11-12 00:43:48,015 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] [2023-11-12 00:43:48,167 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] [2023-11-12 00:43:48,168 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] [2023-11-12 00:43:48,168 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] [2023-11-12 00:43:48,168 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] [2023-11-12 00:43:48,169 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] [2023-11-12 00:43:48,174 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5862] [2023-11-12 00:43:48,174 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5868] [2023-11-12 00:43:48,175 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5874] [2023-11-12 00:43:48,175 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5881] [2023-11-12 00:43:48,236 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_7969e454-0e1c-450c-a27f-f8677e49a661/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i[303043,303056] [2023-11-12 00:43:48,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:43:48,451 WARN L672 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:43:48,451 WARN L672 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:43:48,451 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:43:48,459 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:43:48,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48 WrapperNode [2023-11-12 00:43:48,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:43:48,461 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:43:48,461 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:43:48,461 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:43:48,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:48,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:48,836 INFO L138 Inliner]: procedures = 148, calls = 4244, calls flagged for inlining = 66, calls inlined = 64, statements flattened = 5486 [2023-11-12 00:43:48,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:43:48,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:43:48,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:43:48,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:43:48,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:48,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:48,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:48,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:49,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:49,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:49,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:49,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:49,251 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:43:49,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:43:49,252 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:43:49,253 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:43:49,253 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:43:48" (1/1) ... [2023-11-12 00:43:49,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:43:49,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:43:49,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:43:49,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7969e454-0e1c-450c-a27f-f8677e49a661/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:43:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-12 00:43:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-12 00:43:49,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-12 00:43:49,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-12 00:43:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:43:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-12 00:43:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure check_parms [2023-11-12 00:43:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure check_parms [2023-11-12 00:43:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:43:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_request_supply_msgs [2023-11-12 00:43:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_request_supply_msgs [2023-11-12 00:43:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure preaction_op [2023-11-12 00:43:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure preaction_op [2023-11-12 00:43:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2023-11-12 00:43:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2023-11-12 00:43:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-12 00:43:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-12 00:43:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure panic [2023-11-12 00:43:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure panic [2023-11-12 00:43:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_heartbeat [2023-11-12 00:43:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_heartbeat [2023-11-12 00:43:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_open [2023-11-12 00:43:49,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_open [2023-11-12 00:43:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll [2023-11-12 00:43:49,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll [2023-11-12 00:43:49,345 INFO L130 BoogieDeclarations]: Found specification of procedure panic_smi_free [2023-11-12 00:43:49,345 INFO L138 BoogieDeclarations]: Found implementation of procedure panic_smi_free [2023-11-12 00:43:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_watchdog [2023-11-12 00:43:49,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_watchdog [2023-11-12 00:43:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_die_notifier [2023-11-12 00:43:49,346 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_die_notifier [2023-11-12 00:43:49,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:43:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 00:43:49,347 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 00:43:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-12 00:43:49,347 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-12 00:43:49,347 INFO L130 BoogieDeclarations]: Found specification of procedure action_op [2023-11-12 00:43:49,348 INFO L138 BoogieDeclarations]: Found implementation of procedure action_op [2023-11-12 00:43:49,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-11-12 00:43:49,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-11-12 00:43:49,349 INFO L130 BoogieDeclarations]: Found specification of procedure panic_recv_free [2023-11-12 00:43:49,350 INFO L138 BoogieDeclarations]: Found implementation of procedure panic_recv_free [2023-11-12 00:43:49,350 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-12 00:43:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-12 00:43:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:43:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-12 00:43:49,351 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-12 00:43:49,351 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-12 00:43:49,352 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-12 00:43:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:43:49,352 INFO L130 BoogieDeclarations]: Found specification of procedure preop_op [2023-11-12 00:43:49,353 INFO L138 BoogieDeclarations]: Found implementation of procedure preop_op [2023-11-12 00:43:49,353 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2023-11-12 00:43:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2023-11-12 00:43:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-12 00:43:49,354 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-12 00:43:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:43:49,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:43:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:43:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_close [2023-11-12 00:43:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_close [2023-11-12 00:43:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure i_ipmi_set_timeout [2023-11-12 00:43:49,355 INFO L138 BoogieDeclarations]: Found implementation of procedure i_ipmi_set_timeout [2023-11-12 00:43:49,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:43:49,356 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-12 00:43:49,356 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-12 00:43:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-11-12 00:43:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-11-12 00:43:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_set_timeout [2023-11-12 00:43:49,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_set_timeout [2023-11-12 00:43:49,357 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_poll_interface [2023-11-12 00:43:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_poll_interface [2023-11-12 00:43:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-11-12 00:43:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-11-12 00:43:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_register_watchdog [2023-11-12 00:43:49,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_register_watchdog [2023-11-12 00:43:49,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-11-12 00:43:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-11-12 00:43:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:43:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2023-11-12 00:43:49,359 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2023-11-12 00:43:49,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:43:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-12 00:43:49,360 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-12 00:43:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:43:49,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:43:49,360 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_notifier_chain_unregister [2023-11-12 00:43:49,360 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_notifier_chain_unregister [2023-11-12 00:43:49,361 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 00:43:49,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 00:43:49,361 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:43:49,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:43:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure panic_halt_ipmi_set_timeout [2023-11-12 00:43:49,362 INFO L138 BoogieDeclarations]: Found implementation of procedure panic_halt_ipmi_set_timeout [2023-11-12 00:43:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2023-11-12 00:43:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2023-11-12 00:43:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 00:43:49,364 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 00:43:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:43:49,364 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:43:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:43:49,364 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-12 00:43:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-12 00:43:49,365 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-12 00:43:49,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:43:49,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:43:49,811 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:43:49,817 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:43:50,588 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-11-12 00:43:50,588 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-11-12 00:43:50,770 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:43:50,794 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-11-12 00:43:50,795 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-11-12 00:43:51,273 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:43:51,281 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:43:51,284 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock.