./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:00:26,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:00:26,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 21:00:26,351 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:00:26,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:00:26,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:00:26,392 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:00:26,393 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:00:26,394 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:00:26,399 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:00:26,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:00:26,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:00:26,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:00:26,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:00:26,405 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:00:26,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:00:26,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:00:26,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:00:26,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:00:26,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:00:26,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:00:26,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:00:26,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:00:26,432 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:00:26,433 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:00:26,434 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:00:26,434 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:00:26,434 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:00:26,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:00:26,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:00:26,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:00:26,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:00:26,437 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:00:26,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:00:26,437 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:00:26,438 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:00:26,438 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:00:26,438 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:00:26,439 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:00:26,439 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_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 [2023-11-21 21:00:26,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:00:26,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:00:26,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:00:26,790 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:00:26,791 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:00:26,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-21 21:00:29,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:00:30,427 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:00:30,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-21 21:00:30,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/data/c87f6b2d8/c870adc5ccc8479d8e3879bf413627bb/FLAG82bbfa567 [2023-11-21 21:00:30,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/data/c87f6b2d8/c870adc5ccc8479d8e3879bf413627bb [2023-11-21 21:00:30,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:00:30,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:00:30,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:00:30,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:00:30,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:00:30,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:00:30" (1/1) ... [2023-11-21 21:00:30,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3719c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:30, skipping insertion in model container [2023-11-21 21:00:30,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:00:30" (1/1) ... [2023-11-21 21:00:30,718 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:00:33,544 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_6e803ec9-8931-4709-a59d-cb4698d074d3/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i[270369,270382] [2023-11-21 21:00:33,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:00:33,633 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:00:33,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3474] [2023-11-21 21:00:33,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3477] [2023-11-21 21:00:33,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3480] [2023-11-21 21:00:33,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3483] [2023-11-21 21:00:33,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "+rm" (dividend)); [3504] [2023-11-21 21:00:33,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; incl %0": "+m" (v->counter)); [3534] [2023-11-21 21:00:33,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [3835] [2023-11-21 21:00:33,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [3843] [2023-11-21 21:00:33,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [3851] [2023-11-21 21:00:33,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [3858] [2023-11-21 21:00:33,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [3865] [2023-11-21 21:00:33,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %1,%0": "=r" (ret): "m" (*((unsigned long volatile *)addr)): "memory"); [3873] [2023-11-21 21:00:33,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %0,%1": : "r" (val), "m" (*((unsigned long volatile *)addr)): "memory"); [3880] [2023-11-21 21:00:33,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3897] [2023-11-21 21:00:33,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3905] [2023-11-21 21:00:33,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [3912] [2023-11-21 21:00:33,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [3920] [2023-11-21 21:00:33,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [3927] [2023-11-21 21:00:33,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [3935] [2023-11-21 21:00:34,179 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6563] [2023-11-21 21:00:34,221 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6876] [2023-11-21 21:00:34,223 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6901] [2023-11-21 21:00:34,362 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_6e803ec9-8931-4709-a59d-cb4698d074d3/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i[270369,270382] [2023-11-21 21:00:34,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:00:34,494 WARN L675 CHandler]: The function strcat is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:00:34,494 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:00:34,495 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:00:34,503 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:00:34,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34 WrapperNode [2023-11-21 21:00:34,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:00:34,506 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:00:34,506 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:00:34,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:00:34,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:34,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:34,923 INFO L138 Inliner]: procedures = 355, calls = 3561, calls flagged for inlining = 155, calls inlined = 155, statements flattened = 7619 [2023-11-21 21:00:34,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:00:34,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:00:34,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:00:34,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:00:34,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:34,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:35,004 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:37,113 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 21:00:37,113 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:37,114 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:37,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:37,336 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:37,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:37,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:37,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:00:37,529 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:00:37,529 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:00:37,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:00:37,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (1/1) ... [2023-11-21 21:00:37,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:00:37,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:00:37,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:00:37,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e803ec9-8931-4709-a59d-cb4698d074d3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:00:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2023-11-21 21:00:37,619 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2023-11-21 21:00:37,619 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-21 21:00:37,620 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-21 21:00:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2023-11-21 21:00:37,621 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2023-11-21 21:00:37,621 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2023-11-21 21:00:37,623 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2023-11-21 21:00:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_8 [2023-11-21 21:00:37,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_8 [2023-11-21 21:00:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-21 21:00:37,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-21 21:00:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 21:00:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2023-11-21 21:00:37,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2023-11-21 21:00:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 21:00:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2023-11-21 21:00:37,626 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2023-11-21 21:00:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2023-11-21 21:00:37,626 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2023-11-21 21:00:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 21:00:37,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 21:00:37,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-21 21:00:37,627 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-21 21:00:37,627 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2023-11-21 21:00:37,627 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2023-11-21 21:00:37,627 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2023-11-21 21:00:37,627 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2023-11-21 21:00:37,627 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-21 21:00:37,627 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-21 21:00:37,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2023-11-21 21:00:37,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2023-11-21 21:00:37,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 21:00:37,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 21:00:37,628 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2023-11-21 21:00:37,628 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2023-11-21 21:00:37,629 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2023-11-21 21:00:37,629 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2023-11-21 21:00:37,629 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2023-11-21 21:00:37,630 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2023-11-21 21:00:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2023-11-21 21:00:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2023-11-21 21:00:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2023-11-21 21:00:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2023-11-21 21:00:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2023-11-21 21:00:37,632 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2023-11-21 21:00:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2023-11-21 21:00:37,632 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2023-11-21 21:00:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2023-11-21 21:00:37,632 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2023-11-21 21:00:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2023-11-21 21:00:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2023-11-21 21:00:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2023-11-21 21:00:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2023-11-21 21:00:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-21 21:00:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-21 21:00:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2023-11-21 21:00:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2023-11-21 21:00:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2023-11-21 21:00:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2023-11-21 21:00:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-21 21:00:37,635 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-21 21:00:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 21:00:37,635 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 21:00:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-21 21:00:37,636 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-21 21:00:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2023-11-21 21:00:37,636 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2023-11-21 21:00:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2023-11-21 21:00:37,637 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2023-11-21 21:00:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 21:00:37,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 21:00:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2023-11-21 21:00:37,637 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2023-11-21 21:00:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2023-11-21 21:00:37,638 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2023-11-21 21:00:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2023-11-21 21:00:37,638 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2023-11-21 21:00:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2023-11-21 21:00:37,638 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2023-11-21 21:00:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2023-11-21 21:00:37,639 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2023-11-21 21:00:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2023-11-21 21:00:37,639 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2023-11-21 21:00:37,639 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2023-11-21 21:00:37,640 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2023-11-21 21:00:37,640 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2023-11-21 21:00:37,640 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2023-11-21 21:00:37,640 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2023-11-21 21:00:37,641 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2023-11-21 21:00:37,641 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2023-11-21 21:00:37,641 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2023-11-21 21:00:37,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2023-11-21 21:00:37,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2023-11-21 21:00:37,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 21:00:37,642 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 21:00:37,642 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 21:00:37,642 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2023-11-21 21:00:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2023-11-21 21:00:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 21:00:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2023-11-21 21:00:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2023-11-21 21:00:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-21 21:00:37,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-21 21:00:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2023-11-21 21:00:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2023-11-21 21:00:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-21 21:00:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-21 21:00:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-11-21 21:00:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-11-21 21:00:37,645 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 21:00:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 21:00:37,645 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-11-21 21:00:37,646 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-11-21 21:00:37,646 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-11-21 21:00:37,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-11-21 21:00:37,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 21:00:37,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 21:00:37,646 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2023-11-21 21:00:37,647 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2023-11-21 21:00:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 21:00:37,648 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 21:00:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2023-11-21 21:00:37,648 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2023-11-21 21:00:37,649 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2023-11-21 21:00:37,650 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2023-11-21 21:00:37,653 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 21:00:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 21:00:37,653 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2023-11-21 21:00:37,653 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-21 21:00:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-21 21:00:37,654 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2023-11-21 21:00:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2023-11-21 21:00:37,655 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-21 21:00:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-21 21:00:37,661 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2023-11-21 21:00:37,662 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2023-11-21 21:00:37,662 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2023-11-21 21:00:37,662 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2023-11-21 21:00:37,663 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2023-11-21 21:00:37,663 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2023-11-21 21:00:37,663 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 21:00:37,663 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 21:00:37,663 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2023-11-21 21:00:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2023-11-21 21:00:37,664 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2023-11-21 21:00:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2023-11-21 21:00:37,664 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2023-11-21 21:00:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2023-11-21 21:00:37,664 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2023-11-21 21:00:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2023-11-21 21:00:37,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 21:00:37,665 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2023-11-21 21:00:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2023-11-21 21:00:37,665 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2023-11-21 21:00:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2023-11-21 21:00:37,665 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2023-11-21 21:00:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2023-11-21 21:00:37,665 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-21 21:00:37,666 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-21 21:00:37,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-21 21:00:37,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-21 21:00:37,666 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2023-11-21 21:00:37,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2023-11-21 21:00:37,667 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-21 21:00:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-21 21:00:37,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 21:00:37,667 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2023-11-21 21:00:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2023-11-21 21:00:37,667 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-21 21:00:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-21 21:00:37,668 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2023-11-21 21:00:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2023-11-21 21:00:37,668 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2023-11-21 21:00:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2023-11-21 21:00:37,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 21:00:37,668 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2023-11-21 21:00:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2023-11-21 21:00:37,669 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2023-11-21 21:00:37,669 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2023-11-21 21:00:37,669 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-21 21:00:37,669 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-21 21:00:37,669 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2023-11-21 21:00:37,669 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2023-11-21 21:00:37,669 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2023-11-21 21:00:37,669 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2023-11-21 21:00:37,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 21:00:37,670 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 21:00:37,670 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2023-11-21 21:00:37,670 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2023-11-21 21:00:37,670 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-21 21:00:37,670 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-21 21:00:37,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2023-11-21 21:00:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2023-11-21 21:00:37,671 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2023-11-21 21:00:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2023-11-21 21:00:37,671 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2023-11-21 21:00:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2023-11-21 21:00:37,671 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2023-11-21 21:00:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2023-11-21 21:00:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-21 21:00:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-21 21:00:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 21:00:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 21:00:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2023-11-21 21:00:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2023-11-21 21:00:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2023-11-21 21:00:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2023-11-21 21:00:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2023-11-21 21:00:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2023-11-21 21:00:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-21 21:00:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-21 21:00:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 21:00:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2023-11-21 21:00:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2023-11-21 21:00:37,674 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2023-11-21 21:00:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2023-11-21 21:00:37,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 21:00:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 21:00:37,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-21 21:00:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-21 21:00:37,675 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2023-11-21 21:00:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2023-11-21 21:00:37,675 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2023-11-21 21:00:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2023-11-21 21:00:37,675 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2023-11-21 21:00:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2023-11-21 21:00:37,675 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-11-21 21:00:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-11-21 21:00:37,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 21:00:37,676 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2023-11-21 21:00:37,676 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2023-11-21 21:00:37,676 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2023-11-21 21:00:37,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2023-11-21 21:00:37,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-21 21:00:37,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-21 21:00:37,677 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2023-11-21 21:00:37,677 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2023-11-21 21:00:37,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:00:37,677 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-21 21:00:37,677 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-21 21:00:37,677 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2023-11-21 21:00:37,677 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2023-11-21 21:00:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2023-11-21 21:00:37,678 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2023-11-21 21:00:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 21:00:37,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 21:00:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2023-11-21 21:00:37,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2023-11-21 21:00:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 21:00:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-21 21:00:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-21 21:00:37,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-21 21:00:37,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 21:00:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 21:00:37,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-21 21:00:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-21 21:00:37,684 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2023-11-21 21:00:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2023-11-21 21:00:37,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 21:00:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 21:00:37,684 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2023-11-21 21:00:37,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2023-11-21 21:00:37,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_8 [2023-11-21 21:00:37,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_8 [2023-11-21 21:00:37,687 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2023-11-21 21:00:37,687 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2023-11-21 21:00:37,687 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-21 21:00:37,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-21 21:00:37,687 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2023-11-21 21:00:37,687 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2023-11-21 21:00:37,688 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2023-11-21 21:00:37,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2023-11-21 21:00:37,688 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2023-11-21 21:00:37,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2023-11-21 21:00:37,688 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2023-11-21 21:00:37,688 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2023-11-21 21:00:37,688 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2023-11-21 21:00:37,688 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2023-11-21 21:00:37,689 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2023-11-21 21:00:37,689 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2023-11-21 21:00:37,689 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2023-11-21 21:00:37,689 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2023-11-21 21:00:37,689 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 21:00:37,689 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 21:00:37,689 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2023-11-21 21:00:37,690 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2023-11-21 21:00:37,690 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-21 21:00:37,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-21 21:00:37,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 21:00:37,690 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-21 21:00:37,690 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-21 21:00:37,690 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-21 21:00:37,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-21 21:00:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-11-21 21:00:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-11-21 21:00:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2023-11-21 21:00:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2023-11-21 21:00:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:00:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:00:37,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2023-11-21 21:00:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2023-11-21 21:00:37,692 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-21 21:00:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-21 21:00:38,662 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:00:38,674 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:00:39,698 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 21:00:47,872 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:00:54,402 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:00:54,403 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 21:00:54,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:00:54 BoogieIcfgContainer [2023-11-21 21:00:54,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:00:54,411 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:00:54,412 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:00:54,415 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:00:54,415 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:00:30" (1/3) ... [2023-11-21 21:00:54,416 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74bbb722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:00:54, skipping insertion in model container [2023-11-21 21:00:54,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:34" (2/3) ... [2023-11-21 21:00:54,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74bbb722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:00:54, skipping insertion in model container [2023-11-21 21:00:54,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:00:54" (3/3) ... [2023-11-21 21:00:54,419 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-21 21:00:54,440 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:00:54,440 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:00:54,552 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:00:54,562 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;@24cf5f30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:00:54,562 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:00:54,581 INFO L276 IsEmpty]: Start isEmpty. Operand has 2460 states, 1572 states have (on average 1.3988549618320612) internal successors, (2199), 1656 states have internal predecessors, (2199), 744 states have call successors, (744), 143 states have call predecessors, (744), 142 states have return successors, (729), 695 states have call predecessors, (729), 729 states have call successors, (729) [2023-11-21 21:00:54,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-21 21:00:54,637 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:00:54,639 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:00:54,640 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:00:54,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:00:54,650 INFO L85 PathProgramCache]: Analyzing trace with hash 102200216, now seen corresponding path program 1 times [2023-11-21 21:00:54,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:00:54,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827507192] [2023-11-21 21:00:54,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:00:54,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:00:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 21:00:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-21 21:00:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 21:00:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-21 21:00:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-21 21:00:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-21 21:00:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-21 21:00:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-21 21:00:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-21 21:00:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-21 21:00:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-21 21:00:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-11-21 21:00:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-21 21:00:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-21 21:00:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-21 21:00:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-21 21:00:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-11-21 21:00:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-11-21 21:00:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:56,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2023-11-21 21:00:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:57,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 21:00:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:00:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2023-11-21 21:00:57,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:00:57,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827507192] [2023-11-21 21:00:57,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827507192] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:00:57,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:00:57,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-21 21:00:57,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655256423] [2023-11-21 21:00:57,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:00:57,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-21 21:00:57,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:00:57,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-21 21:00:57,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-21 21:00:57,078 INFO L87 Difference]: Start difference. First operand has 2460 states, 1572 states have (on average 1.3988549618320612) internal successors, (2199), 1656 states have internal predecessors, (2199), 744 states have call successors, (744), 143 states have call predecessors, (744), 142 states have return successors, (729), 695 states have call predecessors, (729), 729 states have call successors, (729) Second operand has 8 states, 8 states have (on average 5.25) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-21 21:00:58,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:01:00,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:01:02,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 21:01:04,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []