./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu --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 1ecdcd8edc073d3f84552ba11829c64f005a40ec1d9c17a2301c9d20c3971656 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:45:10,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:45:10,745 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:45:10,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:45:10,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:45:10,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:45:10,790 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:45:10,790 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:45:10,791 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:45:10,792 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:45:10,793 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:45:10,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:45:10,794 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:45:10,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:45:10,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:45:10,796 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:45:10,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:45:10,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:45:10,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:45:10,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:45:10,800 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:45:10,800 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:45:10,801 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:45:10,802 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:45:10,802 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:45:10,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:45:10,803 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:45:10,804 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:45:10,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:45:10,805 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:45:10,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:45:10,814 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:45:10,815 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:45:10,815 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:45:10,816 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:45:10,816 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:45:10,817 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_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ecdcd8edc073d3f84552ba11829c64f005a40ec1d9c17a2301c9d20c3971656 [2023-11-19 07:45:11,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:45:11,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:45:11,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:45:11,140 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:45:11,141 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:45:11,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2023-11-19 07:45:14,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:45:14,900 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:45:14,901 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2023-11-19 07:45:14,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/data/a82129490/cec13648c4924f79965c961a3dfb0319/FLAG43563cbd2 [2023-11-19 07:45:14,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/data/a82129490/cec13648c4924f79965c961a3dfb0319 [2023-11-19 07:45:14,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:45:15,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:45:15,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:45:15,009 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:45:15,014 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:45:15,015 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:14" (1/1) ... [2023-11-19 07:45:15,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47fe5fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:15, skipping insertion in model container [2023-11-19 07:45:15,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:14" (1/1) ... [2023-11-19 07:45:15,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:45:15,820 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___0 * , struct si_sm_io * ) [3397] [2023-11-19 07:45:15,821 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3398] [2023-11-19 07:45:15,821 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3399] [2023-11-19 07:45:15,822 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___0 * , long ) [3400] [2023-11-19 07:45:15,822 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___0 * ) [3401] [2023-11-19 07:45:15,823 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___0 * ) [3402] [2023-11-19 07:45:15,825 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___1 * , struct si_sm_io * ) [3433] [2023-11-19 07:45:15,825 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3434] [2023-11-19 07:45:15,826 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3435] [2023-11-19 07:45:15,826 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___1 * , long ) [3436] [2023-11-19 07:45:15,827 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___1 * ) [3437] [2023-11-19 07:45:15,827 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___1 * ) [3438] [2023-11-19 07:45:16,337 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_5f76c3cb-e494-4f4d-a077-812a264856f7/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i[105316,105329] [2023-11-19 07:45:18,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:45:18,345 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:45:18,509 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___0 * , struct si_sm_io * ) [3397] [2023-11-19 07:45:18,510 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3398] [2023-11-19 07:45:18,511 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3399] [2023-11-19 07:45:18,511 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___0 * , long ) [3400] [2023-11-19 07:45:18,516 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___0 * ) [3401] [2023-11-19 07:45:18,517 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___0 * ) [3402] [2023-11-19 07:45:18,518 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___1 * , struct si_sm_io * ) [3433] [2023-11-19 07:45:18,519 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3434] [2023-11-19 07:45:18,519 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3435] [2023-11-19 07:45:18,520 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___1 * , long ) [3436] [2023-11-19 07:45:18,520 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___1 * ) [3437] [2023-11-19 07:45:18,520 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___1 * ) [3438] [2023-11-19 07:45:18,522 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3493] [2023-11-19 07:45:18,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3496] [2023-11-19 07:45:18,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3499] [2023-11-19 07:45:18,526 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3502] [2023-11-19 07:45:18,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "+rm" (dividend)); [3523] [2023-11-19 07:45:18,529 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)); [3553] [2023-11-19 07:45:18,537 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_5f76c3cb-e494-4f4d-a077-812a264856f7/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i[105316,105329] [2023-11-19 07:45:18,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [3848] [2023-11-19 07:45:18,543 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [3856] [2023-11-19 07:45:18,544 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [3864] [2023-11-19 07:45:18,544 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [3871] [2023-11-19 07:45:18,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [3878] [2023-11-19 07:45:18,545 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %1,%0": "=r" (ret): "m" (*((unsigned long volatile *)addr)): "memory"); [3886] [2023-11-19 07:45:18,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %0,%1": : "r" (val), "m" (*((unsigned long volatile *)addr)): "memory"); [3893] [2023-11-19 07:45:18,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3910] [2023-11-19 07:45:18,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3918] [2023-11-19 07:45:18,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [3925] [2023-11-19 07:45:18,549 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [3933] [2023-11-19 07:45:18,550 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [3940] [2023-11-19 07:45:18,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [3948] [2023-11-19 07:45:18,868 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6572] [2023-11-19 07:45:18,910 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6885] [2023-11-19 07:45:18,912 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6910] [2023-11-19 07:45:19,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:45:19,217 WARN L675 CHandler]: The function strcat is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:45:19,217 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:45:19,217 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:45:19,223 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:45:19,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19 WrapperNode [2023-11-19 07:45:19,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:45:19,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:45:19,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:45:19,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:45:19,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:19,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:19,695 INFO L138 Inliner]: procedures = 348, calls = 3494, calls flagged for inlining = 150, calls inlined = 150, statements flattened = 7478 [2023-11-19 07:45:19,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:45:19,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:45:19,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:45:19,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:45:19,708 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:19,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:19,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:19,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:19,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:20,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:20,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:20,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:20,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:45:20,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:45:20,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:45:20,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:45:20,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (1/1) ... [2023-11-19 07:45:20,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:45:20,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:45:20,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:45:20,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f76c3cb-e494-4f4d-a077-812a264856f7/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:45:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2023-11-19 07:45:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2023-11-19 07:45:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 07:45:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 07:45:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2023-11-19 07:45:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2023-11-19 07:45:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2023-11-19 07:45:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2023-11-19 07:45:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-19 07:45:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-19 07:45:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:45:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2023-11-19 07:45:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2023-11-19 07:45:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:45:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2023-11-19 07:45:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2023-11-19 07:45:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2023-11-19 07:45:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2023-11-19 07:45:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:45:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:45:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2023-11-19 07:45:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2023-11-19 07:45:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2023-11-19 07:45:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2023-11-19 07:45:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-19 07:45:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-19 07:45:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2023-11-19 07:45:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2023-11-19 07:45:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:45:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:45:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2023-11-19 07:45:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2023-11-19 07:45:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2023-11-19 07:45:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2023-11-19 07:45:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2023-11-19 07:45:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2023-11-19 07:45:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2023-11-19 07:45:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2023-11-19 07:45:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2023-11-19 07:45:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2023-11-19 07:45:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2023-11-19 07:45:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2023-11-19 07:45:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2023-11-19 07:45:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2023-11-19 07:45:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2023-11-19 07:45:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2023-11-19 07:45:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2023-11-19 07:45:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2023-11-19 07:45:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2023-11-19 07:45:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2023-11-19 07:45:20,479 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 07:45:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 07:45:20,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:45:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:45:20,480 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2023-11-19 07:45:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2023-11-19 07:45:20,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2023-11-19 07:45:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2023-11-19 07:45:20,481 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 07:45:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 07:45:20,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:45:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:45:20,482 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-19 07:45:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-19 07:45:20,482 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2023-11-19 07:45:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2023-11-19 07:45:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2023-11-19 07:45:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2023-11-19 07:45:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:45:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:45:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2023-11-19 07:45:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2023-11-19 07:45:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2023-11-19 07:45:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2023-11-19 07:45:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2023-11-19 07:45:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2023-11-19 07:45:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2023-11-19 07:45:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2023-11-19 07:45:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2023-11-19 07:45:20,486 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2023-11-19 07:45:20,487 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2023-11-19 07:45:20,487 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2023-11-19 07:45:20,488 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2023-11-19 07:45:20,488 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2023-11-19 07:45:20,488 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2023-11-19 07:45:20,488 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2023-11-19 07:45:20,489 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2023-11-19 07:45:20,489 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2023-11-19 07:45:20,489 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2023-11-19 07:45:20,489 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2023-11-19 07:45:20,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2023-11-19 07:45:20,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2023-11-19 07:45:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:45:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:45:20,490 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:45:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2023-11-19 07:45:20,492 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2023-11-19 07:45:20,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:45:20,492 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2023-11-19 07:45:20,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2023-11-19 07:45:20,492 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 07:45:20,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-19 07:45:20,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2023-11-19 07:45:20,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2023-11-19 07:45:20,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:45:20,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:45:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-11-19 07:45:20,498 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-11-19 07:45:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:45:20,499 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:45:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-11-19 07:45:20,500 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-11-19 07:45:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-11-19 07:45:20,501 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-11-19 07:45:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:45:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:45:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2023-11-19 07:45:20,507 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2023-11-19 07:45:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-19 07:45:20,508 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-19 07:45:20,508 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2023-11-19 07:45:20,508 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2023-11-19 07:45:20,509 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2023-11-19 07:45:20,509 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2023-11-19 07:45:20,509 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:45:20,509 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:45:20,509 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2023-11-19 07:45:20,509 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 07:45:20,510 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 07:45:20,510 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2023-11-19 07:45:20,510 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2023-11-19 07:45:20,510 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 07:45:20,510 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 07:45:20,510 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2023-11-19 07:45:20,510 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2023-11-19 07:45:20,511 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2023-11-19 07:45:20,511 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2023-11-19 07:45:20,511 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2023-11-19 07:45:20,511 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2023-11-19 07:45:20,511 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 07:45:20,511 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 07:45:20,511 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2023-11-19 07:45:20,512 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2023-11-19 07:45:20,512 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2023-11-19 07:45:20,512 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2023-11-19 07:45:20,512 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2023-11-19 07:45:20,512 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2023-11-19 07:45:20,512 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2023-11-19 07:45:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2023-11-19 07:45:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:45:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:45:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:45:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2023-11-19 07:45:20,513 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2023-11-19 07:45:20,513 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2023-11-19 07:45:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2023-11-19 07:45:20,514 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2023-11-19 07:45:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2023-11-19 07:45:20,514 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-19 07:45:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-19 07:45:20,514 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-19 07:45:20,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-19 07:45:20,515 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2023-11-19 07:45:20,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2023-11-19 07:45:20,515 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 07:45:20,515 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 07:45:20,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:45:20,515 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2023-11-19 07:45:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2023-11-19 07:45:20,516 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:45:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:45:20,516 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2023-11-19 07:45:20,516 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2023-11-19 07:45:20,516 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2023-11-19 07:45:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2023-11-19 07:45:20,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:45:20,517 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2023-11-19 07:45:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2023-11-19 07:45:20,517 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2023-11-19 07:45:20,517 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2023-11-19 07:45:20,517 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 07:45:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 07:45:20,518 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2023-11-19 07:45:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2023-11-19 07:45:20,518 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2023-11-19 07:45:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2023-11-19 07:45:20,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:45:20,518 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:45:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2023-11-19 07:45:20,519 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2023-11-19 07:45:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-19 07:45:20,519 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-19 07:45:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2023-11-19 07:45:20,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2023-11-19 07:45:20,519 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2023-11-19 07:45:20,520 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2023-11-19 07:45:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2023-11-19 07:45:20,520 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2023-11-19 07:45:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2023-11-19 07:45:20,520 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2023-11-19 07:45:20,520 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-19 07:45:20,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-19 07:45:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:45:20,521 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:45:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2023-11-19 07:45:20,521 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2023-11-19 07:45:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2023-11-19 07:45:20,521 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2023-11-19 07:45:20,521 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2023-11-19 07:45:20,522 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2023-11-19 07:45:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 07:45:20,522 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 07:45:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:45:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2023-11-19 07:45:20,522 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2023-11-19 07:45:20,522 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2023-11-19 07:45:20,523 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2023-11-19 07:45:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:45:20,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:45:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2023-11-19 07:45:20,523 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2023-11-19 07:45:20,523 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2023-11-19 07:45:20,523 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2023-11-19 07:45:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2023-11-19 07:45:20,524 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2023-11-19 07:45:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-11-19 07:45:20,524 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-11-19 07:45:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:45:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2023-11-19 07:45:20,525 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2023-11-19 07:45:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2023-11-19 07:45:20,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2023-11-19 07:45:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2023-11-19 07:45:20,526 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2023-11-19 07:45:20,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:45:20,530 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-19 07:45:20,530 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-19 07:45:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2023-11-19 07:45:20,531 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2023-11-19 07:45:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2023-11-19 07:45:20,531 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2023-11-19 07:45:20,531 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:45:20,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:45:20,532 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2023-11-19 07:45:20,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2023-11-19 07:45:20,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:45:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:45:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-19 07:45:20,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-19 07:45:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:45:20,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-19 07:45:20,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-19 07:45:20,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-19 07:45:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2023-11-19 07:45:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2023-11-19 07:45:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:45:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 07:45:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2023-11-19 07:45:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2023-11-19 07:45:20,535 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2023-11-19 07:45:20,535 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2023-11-19 07:45:20,536 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 07:45:20,536 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 07:45:20,536 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2023-11-19 07:45:20,536 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2023-11-19 07:45:20,536 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2023-11-19 07:45:20,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2023-11-19 07:45:20,536 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2023-11-19 07:45:20,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2023-11-19 07:45:20,537 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2023-11-19 07:45:20,537 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2023-11-19 07:45:20,537 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2023-11-19 07:45:20,537 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2023-11-19 07:45:20,537 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2023-11-19 07:45:20,537 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2023-11-19 07:45:20,537 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2023-11-19 07:45:20,538 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2023-11-19 07:45:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 07:45:20,538 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 07:45:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2023-11-19 07:45:20,538 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2023-11-19 07:45:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 07:45:20,538 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 07:45:20,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:45:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-19 07:45:20,539 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-19 07:45:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-19 07:45:20,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-19 07:45:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-11-19 07:45:20,539 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-11-19 07:45:20,539 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2023-11-19 07:45:20,540 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2023-11-19 07:45:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:45:20,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:45:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2023-11-19 07:45:20,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2023-11-19 07:45:20,540 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 07:45:20,540 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 07:45:21,758 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:45:21,770 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:45:22,922 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:45:31,527 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:45:31,572 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:45:31,573 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:45:31,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:45:31 BoogieIcfgContainer [2023-11-19 07:45:31,593 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:45:31,596 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:45:31,597 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:45:31,600 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:45:31,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:45:14" (1/3) ... [2023-11-19 07:45:31,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fecb7f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:45:31, skipping insertion in model container [2023-11-19 07:45:31,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19" (2/3) ... [2023-11-19 07:45:31,604 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fecb7f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:45:31, skipping insertion in model container [2023-11-19 07:45:31,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:45:31" (3/3) ... [2023-11-19 07:45:31,606 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2023-11-19 07:45:31,628 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:45:31,629 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:45:31,779 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:45:31,787 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;@e60909b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:45:31,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:45:31,805 INFO L276 IsEmpty]: Start isEmpty. Operand has 3041 states, 2178 states have (on average 1.4269972451790633) internal successors, (3108), 2265 states have internal predecessors, (3108), 722 states have call successors, (722), 140 states have call predecessors, (722), 139 states have return successors, (707), 673 states have call predecessors, (707), 707 states have call successors, (707) [2023-11-19 07:45:31,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 07:45:31,828 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:45:31,829 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 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] [2023-11-19 07:45:31,829 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:45:31,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:45:31,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1014639328, now seen corresponding path program 1 times [2023-11-19 07:45:31,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:45:31,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862403741] [2023-11-19 07:45:31,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:45:31,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:45:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:45:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:45:33,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-19 07:45:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-19 07:45:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-19 07:45:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:45:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:45:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-19 07:45:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:45:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:45:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:45:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:45:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-19 07:45:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-19 07:45:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-19 07:45:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:33,788 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-19 07:45:33,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:45:33,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862403741] [2023-11-19 07:45:33,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862403741] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:45:33,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:45:33,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-19 07:45:33,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84267937] [2023-11-19 07:45:33,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:45:33,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:45:33,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:45:33,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:45:33,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:45:33,934 INFO L87 Difference]: Start difference. First operand has 3041 states, 2178 states have (on average 1.4269972451790633) internal successors, (3108), 2265 states have internal predecessors, (3108), 722 states have call successors, (722), 140 states have call predecessors, (722), 139 states have return successors, (707), 673 states have call predecessors, (707), 707 states have call successors, (707) Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15)