./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 cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.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_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:15:26,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:15:26,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:15:26,949 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:15:26,950 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:15:26,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:15:26,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:15:26,975 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:15:26,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:15:26,977 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:15:26,977 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:15:26,978 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:15:26,978 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:15:26,979 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:15:26,979 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:15:26,980 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:15:26,980 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:15:26,981 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:15:26,982 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:15:26,982 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:15:26,983 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:15:26,984 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:15:26,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:15:26,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:15:26,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:15:26,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:15:26,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:15:26,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:15:26,994 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:15:26,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:15:26,995 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:15:26,995 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:15:26,996 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:15:26,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:15:26,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:15:26,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:15:26,998 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:15:26,998 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:15:26,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:15:26,999 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:15:27,000 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:15:27,000 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:15:27,001 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 [2023-11-12 00:15:27,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:15:27,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:15:27,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:15:27,317 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:15:27,318 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:15:27,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/../../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 [2023-11-12 00:15:30,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:15:31,124 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:15:31,126 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/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 [2023-11-12 00:15:31,192 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/data/2c3d1b060/6bc8e4d2148e427b92b2cbc5703d1329/FLAG544598a14 [2023-11-12 00:15:31,211 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/data/2c3d1b060/6bc8e4d2148e427b92b2cbc5703d1329 [2023-11-12 00:15:31,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:15:31,220 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:15:31,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:31,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:15:31,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:15:31,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:31" (1/1) ... [2023-11-12 00:15:31,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c9440c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:31, skipping insertion in model container [2023-11-12 00:15:31,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:31" (1/1) ... [2023-11-12 00:15:31,374 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:15:33,971 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_d365f2b2-9f5b-4343-9c84-cc280953e6f5/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] [2023-11-12 00:15:34,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:34,066 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:15:34,154 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3474] [2023-11-12 00:15:34,156 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3477] [2023-11-12 00:15:34,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3480] [2023-11-12 00:15:34,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3483] [2023-11-12 00:15:34,159 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "+rm" (dividend)); [3504] [2023-11-12 00:15:34,160 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] [2023-11-12 00:15:34,170 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [3835] [2023-11-12 00:15:34,171 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [3843] [2023-11-12 00:15:34,171 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [3851] [2023-11-12 00:15:34,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [3858] [2023-11-12 00:15:34,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [3865] [2023-11-12 00:15:34,172 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %1,%0": "=r" (ret): "m" (*((unsigned long volatile *)addr)): "memory"); [3873] [2023-11-12 00:15:34,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %0,%1": : "r" (val), "m" (*((unsigned long volatile *)addr)): "memory"); [3880] [2023-11-12 00:15:34,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3897] [2023-11-12 00:15:34,174 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3905] [2023-11-12 00:15:34,174 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [3912] [2023-11-12 00:15:34,174 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [3920] [2023-11-12 00:15:34,175 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [3927] [2023-11-12 00:15:34,175 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [3935] [2023-11-12 00:15:34,429 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6563] [2023-11-12 00:15:34,457 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6876] [2023-11-12 00:15:34,459 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6901] [2023-11-12 00:15:34,561 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_d365f2b2-9f5b-4343-9c84-cc280953e6f5/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] [2023-11-12 00:15:34,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:34,736 WARN L672 CHandler]: The function strcat is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:15:34,736 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:15:34,737 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:15:34,745 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:15:34,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34 WrapperNode [2023-11-12 00:15:34,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:34,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:34,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:15:34,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:15:34,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:34,917 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,156 INFO L138 Inliner]: procedures = 355, calls = 3561, calls flagged for inlining = 155, calls inlined = 155, statements flattened = 7619 [2023-11-12 00:15:35,156 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:35,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:15:35,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:15:35,157 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:15:35,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,203 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:15:35,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:15:35,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:15:35,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:15:35,752 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (1/1) ... [2023-11-12 00:15:35,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:15:35,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:15:35,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:15:35,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d365f2b2-9f5b-4343-9c84-cc280953e6f5/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:15:35,827 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2023-11-12 00:15:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2023-11-12 00:15:35,829 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-12 00:15:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-12 00:15:35,829 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2023-11-12 00:15:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2023-11-12 00:15:35,831 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2023-11-12 00:15:35,832 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2023-11-12 00:15:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_8 [2023-11-12 00:15:35,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_8 [2023-11-12 00:15:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-12 00:15:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-12 00:15:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:15:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2023-11-12 00:15:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2023-11-12 00:15:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:15:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2023-11-12 00:15:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2023-11-12 00:15:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2023-11-12 00:15:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2023-11-12 00:15:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:15:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:15:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:15:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:15:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2023-11-12 00:15:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2023-11-12 00:15:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2023-11-12 00:15:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2023-11-12 00:15:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-12 00:15:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-12 00:15:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2023-11-12 00:15:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2023-11-12 00:15:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:15:35,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:15:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2023-11-12 00:15:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2023-11-12 00:15:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2023-11-12 00:15:35,837 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2023-11-12 00:15:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2023-11-12 00:15:35,838 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2023-11-12 00:15:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2023-11-12 00:15:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2023-11-12 00:15:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2023-11-12 00:15:35,839 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2023-11-12 00:15:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2023-11-12 00:15:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2023-11-12 00:15:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2023-11-12 00:15:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2023-11-12 00:15:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2023-11-12 00:15:35,840 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2023-11-12 00:15:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2023-11-12 00:15:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2023-11-12 00:15:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2023-11-12 00:15:35,841 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2023-11-12 00:15:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 00:15:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 00:15:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2023-11-12 00:15:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2023-11-12 00:15:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2023-11-12 00:15:35,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2023-11-12 00:15:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-12 00:15:35,843 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-12 00:15:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:15:35,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:15:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-12 00:15:35,844 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-12 00:15:35,844 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2023-11-12 00:15:35,844 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2023-11-12 00:15:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2023-11-12 00:15:35,845 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2023-11-12 00:15:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:15:35,845 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:15:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2023-11-12 00:15:35,845 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2023-11-12 00:15:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2023-11-12 00:15:35,846 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2023-11-12 00:15:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2023-11-12 00:15:35,846 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2023-11-12 00:15:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2023-11-12 00:15:35,846 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2023-11-12 00:15:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2023-11-12 00:15:35,847 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2023-11-12 00:15:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2023-11-12 00:15:35,847 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2023-11-12 00:15:35,847 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2023-11-12 00:15:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2023-11-12 00:15:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2023-11-12 00:15:35,848 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2023-11-12 00:15:35,848 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2023-11-12 00:15:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2023-11-12 00:15:35,849 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2023-11-12 00:15:35,849 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2023-11-12 00:15:35,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2023-11-12 00:15:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2023-11-12 00:15:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:15:35,850 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 00:15:35,850 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 00:15:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2023-11-12 00:15:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2023-11-12 00:15:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:15:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2023-11-12 00:15:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2023-11-12 00:15:35,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-12 00:15:35,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-12 00:15:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2023-11-12 00:15:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2023-11-12 00:15:35,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:15:35,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:15:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-11-12 00:15:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-11-12 00:15:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:15:35,853 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:15:35,853 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-11-12 00:15:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-11-12 00:15:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-11-12 00:15:35,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-11-12 00:15:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:15:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:15:35,854 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2023-11-12 00:15:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2023-11-12 00:15:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:15:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:15:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2023-11-12 00:15:35,857 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2023-11-12 00:15:35,857 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2023-11-12 00:15:35,860 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2023-11-12 00:15:35,860 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-12 00:15:35,861 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-12 00:15:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2023-11-12 00:15:35,861 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-12 00:15:35,862 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-12 00:15:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2023-11-12 00:15:35,863 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2023-11-12 00:15:35,863 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 00:15:35,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 00:15:35,869 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2023-11-12 00:15:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2023-11-12 00:15:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2023-11-12 00:15:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2023-11-12 00:15:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2023-11-12 00:15:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2023-11-12 00:15:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:15:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:15:35,871 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2023-11-12 00:15:35,871 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2023-11-12 00:15:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2023-11-12 00:15:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2023-11-12 00:15:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2023-11-12 00:15:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2023-11-12 00:15:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2023-11-12 00:15:35,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2023-11-12 00:15:35,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:15:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2023-11-12 00:15:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2023-11-12 00:15:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2023-11-12 00:15:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2023-11-12 00:15:35,873 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2023-11-12 00:15:35,873 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2023-11-12 00:15:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-12 00:15:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-12 00:15:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-12 00:15:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-12 00:15:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2023-11-12 00:15:35,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2023-11-12 00:15:35,874 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-12 00:15:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-12 00:15:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:15:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2023-11-12 00:15:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2023-11-12 00:15:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-12 00:15:35,875 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-12 00:15:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2023-11-12 00:15:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2023-11-12 00:15:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2023-11-12 00:15:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2023-11-12 00:15:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:15:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2023-11-12 00:15:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2023-11-12 00:15:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2023-11-12 00:15:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2023-11-12 00:15:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-12 00:15:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-12 00:15:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2023-11-12 00:15:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2023-11-12 00:15:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2023-11-12 00:15:35,877 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2023-11-12 00:15:35,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:15:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:15:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2023-11-12 00:15:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2023-11-12 00:15:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-12 00:15:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-12 00:15:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2023-11-12 00:15:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2023-11-12 00:15:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2023-11-12 00:15:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2023-11-12 00:15:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2023-11-12 00:15:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2023-11-12 00:15:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2023-11-12 00:15:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2023-11-12 00:15:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 00:15:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 00:15:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:15:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:15:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2023-11-12 00:15:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2023-11-12 00:15:35,880 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2023-11-12 00:15:35,880 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2023-11-12 00:15:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2023-11-12 00:15:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2023-11-12 00:15:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-12 00:15:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-12 00:15:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:15:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2023-11-12 00:15:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2023-11-12 00:15:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2023-11-12 00:15:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2023-11-12 00:15:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:15:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:15:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 00:15:35,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 00:15:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2023-11-12 00:15:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2023-11-12 00:15:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2023-11-12 00:15:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2023-11-12 00:15:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2023-11-12 00:15:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2023-11-12 00:15:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-11-12 00:15:35,883 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-11-12 00:15:35,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:15:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2023-11-12 00:15:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2023-11-12 00:15:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2023-11-12 00:15:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2023-11-12 00:15:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-12 00:15:35,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-12 00:15:35,884 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2023-11-12 00:15:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2023-11-12 00:15:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:15:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-12 00:15:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-12 00:15:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2023-11-12 00:15:35,885 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2023-11-12 00:15:35,885 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2023-11-12 00:15:35,886 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2023-11-12 00:15:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 00:15:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 00:15:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2023-11-12 00:15:35,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2023-11-12 00:15:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:15:35,887 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:15:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-12 00:15:35,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-12 00:15:35,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:15:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-12 00:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-12 00:15:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2023-11-12 00:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2023-11-12 00:15:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:15:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2023-11-12 00:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2023-11-12 00:15:35,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_8 [2023-11-12 00:15:35,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_8 [2023-11-12 00:15:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2023-11-12 00:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2023-11-12 00:15:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-12 00:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-12 00:15:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2023-11-12 00:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2023-11-12 00:15:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2023-11-12 00:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2023-11-12 00:15:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2023-11-12 00:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2023-11-12 00:15:35,890 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2023-11-12 00:15:35,890 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2023-11-12 00:15:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2023-11-12 00:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2023-11-12 00:15:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2023-11-12 00:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2023-11-12 00:15:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2023-11-12 00:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2023-11-12 00:15:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 00:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 00:15:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2023-11-12 00:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2023-11-12 00:15:35,891 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-12 00:15:35,891 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-12 00:15:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:15:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-12 00:15:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-12 00:15:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-12 00:15:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-12 00:15:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-11-12 00:15:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-11-12 00:15:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2023-11-12 00:15:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2023-11-12 00:15:35,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:15:35,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:15:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2023-11-12 00:15:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2023-11-12 00:15:35,893 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 00:15:35,893 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 00:15:37,034 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:15:37,039 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:15:38,154 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:15:47,448 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:15:51,713 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:15:51,713 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:15:51,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:51 BoogieIcfgContainer [2023-11-12 00:15:51,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:15:51,726 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:15:51,726 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:15:51,730 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:15:51,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:15:31" (1/3) ... [2023-11-12 00:15:51,732 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d226094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:51, skipping insertion in model container [2023-11-12 00:15:51,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:34" (2/3) ... [2023-11-12 00:15:51,733 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d226094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:51, skipping insertion in model container [2023-11-12 00:15:51,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:51" (3/3) ... [2023-11-12 00:15:51,735 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 [2023-11-12 00:15:51,758 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:15:51,758 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:15:51,887 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:15:51,894 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=FINITE_AUTOMATA, 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;@a0f72cf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:15:51,895 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:15:51,914 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) [2023-11-12 00:15:51,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-12 00:15:51,944 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:15:51,946 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] [2023-11-12 00:15:51,947 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:15:51,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:15:51,954 INFO L85 PathProgramCache]: Analyzing trace with hash 2131122992, now seen corresponding path program 1 times [2023-11-12 00:15:51,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:15:51,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381019897] [2023-11-12 00:15:51,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:51,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:15:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2023-11-12 00:15:53,648 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:15:53,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381019897] [2023-11-12 00:15:53,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381019897] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:15:53,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:15:53,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:15:53,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825429704] [2023-11-12 00:15:53,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:15:53,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:15:53,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:15:53,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:15:53,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:15:53,720 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 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-12 00:15:55,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:15:57,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:16:03,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:16:12,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:16:15,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []