./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--airo.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--airo.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje --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 cb46ca57bb8450315397edb9b1e46793f106ac232fe7e678ce6e1676337f3d29 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:46:06,017 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:46:06,106 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 06:46:06,112 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:46:06,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:46:06,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:46:06,148 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:46:06,148 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:46:06,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:46:06,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:46:06,149 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:46:06,150 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:46:06,151 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:46:06,155 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:46:06,155 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:46:06,155 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:46:06,156 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:46:06,156 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:46:06,156 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:46:06,157 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:46:06,157 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:46:06,157 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:46:06,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:46:06,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:46:06,159 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:46:06,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:46:06,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:46:06,159 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:46:06,160 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:46:06,160 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:46:06,160 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:46:06,163 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:46:06,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:46:06,163 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:46:06,163 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:46:06,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:46:06,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:46:06,164 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:46:06,164 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:46:06,165 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:46:06,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:46:06,165 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:46:06,165 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:46:06,166 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:46:06,166 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_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb46ca57bb8450315397edb9b1e46793f106ac232fe7e678ce6e1676337f3d29 [2024-11-09 06:46:06,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:46:06,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:46:06,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:46:06,469 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:46:06,470 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:46:06,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--airo.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-09 06:46:08,453 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:46:09,175 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:46:09,176 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--airo.ko-entry_point.cil.out.i [2024-11-09 06:46:09,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/data/b8997dc44/751a8068fd3b4bf59973324df98428bb/FLAG130040ea7 [2024-11-09 06:46:09,535 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/data/b8997dc44/751a8068fd3b4bf59973324df98428bb [2024-11-09 06:46:09,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:46:09,542 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:46:09,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:46:09,544 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:46:09,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:46:09,553 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:46:09" (1/1) ... [2024-11-09 06:46:09,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@106c153a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:09, skipping insertion in model container [2024-11-09 06:46:09,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:46:09" (1/1) ... [2024-11-09 06:46:09,872 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:46:14,441 WARN L250 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_00ba7688-cb45-4797-84f1-9daf414d6849/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--airo.ko-entry_point.cil.out.i[523580,523593] [2024-11-09 06:46:14,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:46:14,640 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:46:14,775 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6884] [2024-11-09 06:46:14,779 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6891] [2024-11-09 06:46:14,779 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btc %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6898] [2024-11-09 06:46:14,780 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6911] [2024-11-09 06:46:14,785 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [7097] [2024-11-09 06:46:14,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7100] [2024-11-09 06:46:14,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7103] [2024-11-09 06:46:14,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [7106] [2024-11-09 06:46:14,787 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [7140] [2024-11-09 06:46:14,788 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [7143] [2024-11-09 06:46:14,788 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [7146] [2024-11-09 06:46:14,788 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [7149] [2024-11-09 06:46:14,792 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [7255] [2024-11-09 06:46:14,792 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [7263] [2024-11-09 06:46:14,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsb": "+S" (addr), "+c" (count): "d" (port)); [7270] [2024-11-09 06:46:14,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insb": "+D" (addr), "+c" (count): "d" (port)); [7277] [2024-11-09 06:46:14,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [7284] [2024-11-09 06:46:14,793 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [7292] [2024-11-09 06:46:14,794 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsw": "+S" (addr), "+c" (count): "d" (port)); [7299] [2024-11-09 06:46:14,794 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insw": "+D" (addr), "+c" (count): "d" (port)); [7306] [2024-11-09 06:46:15,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [10357-10358] [2024-11-09 06:46:15,030 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [10362-10363] [2024-11-09 06:46:15,030 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [10367-10368] [2024-11-09 06:46:15,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [10372-10373] [2024-11-09 06:46:15,425 WARN L250 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_00ba7688-cb45-4797-84f1-9daf414d6849/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--airo.ko-entry_point.cil.out.i[523580,523593] [2024-11-09 06:46:15,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:46:15,695 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:46:15,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15 WrapperNode [2024-11-09 06:46:15,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:46:15,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:46:15,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:46:15,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:46:15,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:15,888 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,382 INFO L138 Inliner]: procedures = 487, calls = 6570, calls flagged for inlining = 208, calls inlined = 177, statements flattened = 13074 [2024-11-09 06:46:16,386 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:46:16,386 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:46:16,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:46:16,387 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:46:16,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,507 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,508 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,841 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:16,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:17,016 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:17,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:46:17,092 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:46:17,092 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:46:17,092 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:46:17,093 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (1/1) ... [2024-11-09 06:46:17,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:46:17,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:46:17,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:46:17,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00ba7688-cb45-4797-84f1-9daf414d6849/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:46:17,162 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_writerid [2024-11-09 06:46:17,163 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_writerid [2024-11-09 06:46:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure reset_card [2024-11-09 06:46:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_card [2024-11-09 06:46:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure readStatusRid [2024-11-09 06:46:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatusRid [2024-11-09 06:46:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2024-11-09 06:46:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2024-11-09 06:46:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 06:46:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 06:46:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-09 06:46:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-09 06:46:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-09 06:46:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-09 06:46:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 06:46:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 06:46:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_spy_update [2024-11-09 06:46:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_spy_update [2024-11-09 06:46:17,168 INFO L130 BoogieDeclarations]: Found specification of procedure setup_card [2024-11-09 06:46:17,168 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_card [2024-11-09 06:46:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure airo_networks_free [2024-11-09 06:46:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_networks_free [2024-11-09 06:46:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure airo_close [2024-11-09 06:46:17,169 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_close [2024-11-09 06:46:17,169 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2024-11-09 06:46:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2024-11-09 06:46:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-09 06:46:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-09 06:46:17,170 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_error [2024-11-09 06:46:17,170 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_error [2024-11-09 06:46:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure sniffing_mode [2024-11-09 06:46:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure sniffing_mode [2024-11-09 06:46:17,171 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 06:46:17,171 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 06:46:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure header_len [2024-11-09 06:46:17,172 INFO L138 BoogieDeclarations]: Found implementation of procedure header_len [2024-11-09 06:46:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2024-11-09 06:46:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2024-11-09 06:46:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2024-11-09 06:46:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2024-11-09 06:46:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2024-11-09 06:46:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2024-11-09 06:46:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure readSsidRid [2024-11-09 06:46:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure readSsidRid [2024-11-09 06:46:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_final [2024-11-09 06:46:17,175 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_final [2024-11-09 06:46:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-09 06:46:17,175 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-09 06:46:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2024-11-09 06:46:17,175 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2024-11-09 06:46:17,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-09 06:46:17,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-09 06:46:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure down_trylock [2024-11-09 06:46:17,176 INFO L138 BoogieDeclarations]: Found implementation of procedure down_trylock [2024-11-09 06:46:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-09 06:46:17,176 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-09 06:46:17,176 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-09 06:46:17,176 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-09 06:46:17,177 INFO L130 BoogieDeclarations]: Found specification of procedure enable_MAC [2024-11-09 06:46:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_MAC [2024-11-09 06:46:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 06:46:17,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 06:46:17,178 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 06:46:17,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 06:46:17,179 INFO L130 BoogieDeclarations]: Found specification of procedure OUT4500 [2024-11-09 06:46:17,179 INFO L138 BoogieDeclarations]: Found implementation of procedure OUT4500 [2024-11-09 06:46:17,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 06:46:17,179 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-09 06:46:17,180 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-09 06:46:17,180 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_send_packet [2024-11-09 06:46:17,180 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_send_packet [2024-11-09 06:46:17,180 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2024-11-09 06:46:17,181 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2024-11-09 06:46:17,181 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-09 06:46:17,181 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-09 06:46:17,181 INFO L130 BoogieDeclarations]: Found specification of procedure airo_ioctl [2024-11-09 06:46:17,181 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_ioctl [2024-11-09 06:46:17,181 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-09 06:46:17,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-09 06:46:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-09 06:46:17,182 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-09 06:46:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-09 06:46:17,182 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-09 06:46:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-09 06:46:17,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-09 06:46:17,183 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit11 [2024-11-09 06:46:17,184 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit11 [2024-11-09 06:46:17,184 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-09 06:46:17,184 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-09 06:46:17,184 INFO L130 BoogieDeclarations]: Found specification of procedure airo_change_mtu [2024-11-09 06:46:17,184 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_change_mtu [2024-11-09 06:46:17,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 06:46:17,184 INFO L130 BoogieDeclarations]: Found specification of procedure disable_interrupts [2024-11-09 06:46:17,184 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_interrupts [2024-11-09 06:46:17,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_15 [2024-11-09 06:46:17,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_15 [2024-11-09 06:46:17,185 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 06:46:17,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 06:46:17,185 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2024-11-09 06:46:17,185 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2024-11-09 06:46:17,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 06:46:17,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-09 06:46:17,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-09 06:46:17,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 06:46:17,186 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_remove [2024-11-09 06:46:17,187 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_remove [2024-11-09 06:46:17,187 INFO L130 BoogieDeclarations]: Found specification of procedure aux_setup [2024-11-09 06:46:17,187 INFO L138 BoogieDeclarations]: Found implementation of procedure aux_setup [2024-11-09 06:46:17,188 INFO L130 BoogieDeclarations]: Found specification of procedure writeConfigRid [2024-11-09 06:46:17,188 INFO L138 BoogieDeclarations]: Found implementation of procedure writeConfigRid [2024-11-09 06:46:17,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 06:46:17,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 06:46:17,188 INFO L130 BoogieDeclarations]: Found specification of procedure readCapabilityRid [2024-11-09 06:46:17,189 INFO L138 BoogieDeclarations]: Found implementation of procedure readCapabilityRid [2024-11-09 06:46:17,189 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2024-11-09 06:46:17,189 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2024-11-09 06:46:17,189 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2024-11-09 06:46:17,190 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2024-11-09 06:46:17,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-09 06:46:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-09 06:46:17,191 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-09 06:46:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-09 06:46:17,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-09 06:46:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-09 06:46:17,193 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-09 06:46:17,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-09 06:46:17,194 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-09 06:46:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-09 06:46:17,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 06:46:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 06:46:17,194 INFO L130 BoogieDeclarations]: Found specification of procedure writeWepKeyRid [2024-11-09 06:46:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure writeWepKeyRid [2024-11-09 06:46:17,194 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2024-11-09 06:46:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2024-11-09 06:46:17,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 06:46:17,195 INFO L130 BoogieDeclarations]: Found specification of procedure del_airo_dev [2024-11-09 06:46:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure del_airo_dev [2024-11-09 06:46:17,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:46:17,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 06:46:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 06:46:17,195 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-09 06:46:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-09 06:46:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 06:46:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure writeSsidRid [2024-11-09 06:46:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure writeSsidRid [2024-11-09 06:46:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-09 06:46:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-09 06:46:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure MoveWindow [2024-11-09 06:46:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure MoveWindow [2024-11-09 06:46:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_15 [2024-11-09 06:46:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_15 [2024-11-09 06:46:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2024-11-09 06:46:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2024-11-09 06:46:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_tfm [2024-11-09 06:46:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_tfm [2024-11-09 06:46:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-11-09 06:46:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-11-09 06:46:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure proc_close [2024-11-09 06:46:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_close [2024-11-09 06:46:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_multicast_list [2024-11-09 06:46:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_multicast_list [2024-11-09 06:46:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-09 06:46:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-09 06:46:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_key [2024-11-09 06:46:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_key [2024-11-09 06:46:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure writeAPListRid [2024-11-09 06:46:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure writeAPListRid [2024-11-09 06:46:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-09 06:46:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-09 06:46:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:46:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:46:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure proc_stats_rid_open [2024-11-09 06:46:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_stats_rid_open [2024-11-09 06:46:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-09 06:46:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-09 06:46:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2024-11-09 06:46:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2024-11-09 06:46:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-09 06:46:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-09 06:46:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure insb [2024-11-09 06:46:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure insb [2024-11-09 06:46:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-09 06:46:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-09 06:46:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-09 06:46:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-09 06:46:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure IN4500 [2024-11-09 06:46:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure IN4500 [2024-11-09 06:46:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2024-11-09 06:46:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2024-11-09 06:46:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 06:46:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 06:46:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 06:46:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 06:46:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2024-11-09 06:46:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2024-11-09 06:46:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-09 06:46:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-09 06:46:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure bap_write [2024-11-09 06:46:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_write [2024-11-09 06:46:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure _init_airo_card [2024-11-09 06:46:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure _init_airo_card [2024-11-09 06:46:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure waitbusy [2024-11-09 06:46:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure waitbusy [2024-11-09 06:46:17,271 INFO L130 BoogieDeclarations]: Found specification of procedure decapsulate [2024-11-09 06:46:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure decapsulate [2024-11-09 06:46:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 06:46:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 06:46:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir_mode [2024-11-09 06:46:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir_mode [2024-11-09 06:46:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2024-11-09 06:46:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2024-11-09 06:46:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 06:46:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 06:46:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 06:46:17,281 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 06:46:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure readBSSListRid [2024-11-09 06:46:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure readBSSListRid [2024-11-09 06:46:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-09 06:46:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-09 06:46:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2024-11-09 06:46:17,282 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2024-11-09 06:46:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2024-11-09 06:46:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2024-11-09 06:46:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_tx_idx [2024-11-09 06:46:17,283 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_tx_idx [2024-11-09 06:46:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-09 06:46:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-09 06:46:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 06:46:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-09 06:46:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-09 06:46:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure proc_write [2024-11-09 06:46:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_write [2024-11-09 06:46:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-11-09 06:46:17,284 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-11-09 06:46:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 06:46:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2024-11-09 06:46:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2024-11-09 06:46:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_subtree [2024-11-09 06:46:17,285 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_subtree [2024-11-09 06:46:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_allocate [2024-11-09 06:46:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_allocate [2024-11-09 06:46:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2024-11-09 06:46:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2024-11-09 06:46:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure proc_read [2024-11-09 06:46:17,286 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_read [2024-11-09 06:46:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 06:46:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 06:46:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 06:46:17,287 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_accessrid [2024-11-09 06:46:17,287 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_accessrid [2024-11-09 06:46:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure airo_send_event [2024-11-09 06:46:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_send_event [2024-11-09 06:46:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-09 06:46:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-09 06:46:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_resume [2024-11-09 06:46:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_resume [2024-11-09 06:46:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-09 06:46:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-09 06:46:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure hex_to_bin [2024-11-09 06:46:17,288 INFO L138 BoogieDeclarations]: Found implementation of procedure hex_to_bin [2024-11-09 06:46:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure try_auto_wep [2024-11-09 06:46:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure try_auto_wep [2024-11-09 06:46:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-09 06:46:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-09 06:46:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure bap_read [2024-11-09 06:46:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_read [2024-11-09 06:46:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure issuecommand [2024-11-09 06:46:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure issuecommand [2024-11-09 06:46:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-09 06:46:17,289 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-09 06:46:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure bap_setup [2024-11-09 06:46:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_setup [2024-11-09 06:46:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure readAPListRid [2024-11-09 06:46:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure readAPListRid [2024-11-09 06:46:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-09 06:46:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-09 06:46:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_stats [2024-11-09 06:46:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_stats [2024-11-09 06:46:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit [2024-11-09 06:46:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit [2024-11-09 06:46:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure readConfigRid [2024-11-09 06:46:17,290 INFO L138 BoogieDeclarations]: Found implementation of procedure readConfigRid [2024-11-09 06:46:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-09 06:46:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-09 06:46:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-09 06:46:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-09 06:46:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 06:46:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 06:46:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure airo_open [2024-11-09 06:46:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_open [2024-11-09 06:46:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 06:46:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure stop_airo_card [2024-11-09 06:46:17,291 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_airo_card [2024-11-09 06:46:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_update [2024-11-09 06:46:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_update [2024-11-09 06:46:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-09 06:46:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-09 06:46:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-11-09 06:46:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-11-09 06:46:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 06:46:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 06:46:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure readWepKeyRid [2024-11-09 06:46:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure readWepKeyRid [2024-11-09 06:46:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-09 06:46:17,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-09 06:46:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_unmap_card [2024-11-09 06:46:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_unmap_card [2024-11-09 06:46:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-09 06:46:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-09 06:46:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-09 06:46:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-09 06:46:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-09 06:46:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-09 06:46:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure proc_set_user [2024-11-09 06:46:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_set_user [2024-11-09 06:46:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-09 06:46:17,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-09 06:46:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2024-11-09 06:46:17,294 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2024-11-09 06:46:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_11 [2024-11-09 06:46:17,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_11 [2024-11-09 06:46:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure airo_get_stats [2024-11-09 06:46:17,294 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_get_stats [2024-11-09 06:46:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_readrid [2024-11-09 06:46:17,294 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_readrid [2024-11-09 06:46:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-09 06:46:17,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-09 06:46:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_init_descriptors [2024-11-09 06:46:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_init_descriptors [2024-11-09 06:46:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure get_dec_u16 [2024-11-09 06:46:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dec_u16 [2024-11-09 06:46:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure enable_interrupts [2024-11-09 06:46:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_interrupts [2024-11-09 06:46:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-09 06:46:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-09 06:46:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_wireless_stats [2024-11-09 06:46:17,295 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_wireless_stats [2024-11-09 06:46:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:46:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-09 06:46:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-09 06:46:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-11-09 06:46:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-11-09 06:46:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_mac_address [2024-11-09 06:46:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_mac_address [2024-11-09 06:46:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_init [2024-11-09 06:46:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_init [2024-11-09 06:46:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-09 06:46:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-09 06:46:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure disable_MAC [2024-11-09 06:46:17,296 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_MAC [2024-11-09 06:46:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure readStatsRid [2024-11-09 06:46:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatsRid [2024-11-09 06:46:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure encapsulate [2024-11-09 06:46:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure encapsulate [2024-11-09 06:46:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_promisc [2024-11-09 06:46:17,297 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_promisc [2024-11-09 06:46:18,591 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:46:18,603 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:46:19,141 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 06:47:05,361 INFO L? ?]: Removed 4272 outVars from TransFormulas that were not future-live. [2024-11-09 06:47:05,361 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:47:09,822 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:47:09,823 INFO L316 CfgBuilder]: Removed 13 assume(true) statements. [2024-11-09 06:47:09,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:47:09 BoogieIcfgContainer [2024-11-09 06:47:09,823 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:47:09,826 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:47:09,826 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:47:09,829 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:47:09,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:46:09" (1/3) ... [2024-11-09 06:47:09,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378faeac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:47:09, skipping insertion in model container [2024-11-09 06:47:09,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:46:15" (2/3) ... [2024-11-09 06:47:09,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378faeac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:47:09, skipping insertion in model container [2024-11-09 06:47:09,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:47:09" (3/3) ... [2024-11-09 06:47:09,832 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--airo.ko-entry_point.cil.out.i [2024-11-09 06:47:09,851 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:47:09,851 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:47:09,999 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:47:10,005 INFO L333 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, 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;@1df0d9a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:47:10,005 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:47:10,028 INFO L276 IsEmpty]: Start isEmpty. Operand has 3531 states, 2183 states have (on average 1.3774622079706826) internal successors, (3007), 2299 states have internal predecessors, (3007), 1177 states have call successors, (1177), 170 states have call predecessors, (1177), 169 states have return successors, (1159), 1124 states have call predecessors, (1159), 1159 states have call successors, (1159) [2024-11-09 06:47:10,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 819 [2024-11-09 06:47:10,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:47:10,094 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 36, 36, 36, 36, 36, 36, 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, 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, 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, 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] [2024-11-09 06:47:10,094 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:47:10,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:47:10,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1439715927, now seen corresponding path program 1 times [2024-11-09 06:47:10,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:47:10,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702149372] [2024-11-09 06:47:10,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:47:10,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:48:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:48:45,720 INFO L134 CoverageAnalysis]: Checked inductivity of 11820 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11820 trivial. 0 not checked. [2024-11-09 06:48:45,721 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:48:45,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702149372] [2024-11-09 06:48:45,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702149372] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:48:45,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:48:45,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:48:45,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344435064] [2024-11-09 06:48:45,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:48:45,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:48:45,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:48:45,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:48:45,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:48:45,771 INFO L87 Difference]: Start difference. First operand has 3531 states, 2183 states have (on average 1.3774622079706826) internal successors, (3007), 2299 states have internal predecessors, (3007), 1177 states have call successors, (1177), 170 states have call predecessors, (1177), 169 states have return successors, (1159), 1124 states have call predecessors, (1159), 1159 states have call successors, (1159) Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (83), 2 states have call predecessors, (83), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-09 06:48:48,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:48:50,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:48:52,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:48:55,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:48:59,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:49:03,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:49:06,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:49:08,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:49:11,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:49:13,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:49:16,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:49:18,985 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 [] [2024-11-09 06:49:20,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:49:20,727 INFO L93 Difference]: Finished difference Result 10220 states and 15607 transitions. [2024-11-09 06:49:20,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:49:20,730 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (83), 2 states have call predecessors, (83), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 818 [2024-11-09 06:49:20,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:49:20,823 INFO L225 Difference]: With dead ends: 10220 [2024-11-09 06:49:20,823 INFO L226 Difference]: Without dead ends: 6779 [2024-11-09 06:49:20,872 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:49:20,876 INFO L432 NwaCegarLoop]: 4935 mSDtfsCounter, 5234 mSDsluCounter, 4690 mSDsCounter, 0 mSdLazyCounter, 816 mSolverCounterSat, 4 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5234 SdHoareTripleChecker+Valid, 9625 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 816 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:49:20,878 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5234 Valid, 9625 Invalid, 829 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 816 Invalid, 9 Unknown, 0 Unchecked, 34.3s Time] [2024-11-09 06:49:20,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6779 states. [2024-11-09 06:49:21,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6779 to 6775. [2024-11-09 06:49:21,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6775 states, 4227 states have (on average 1.3737875561864206) internal successors, (5807), 4420 states have internal predecessors, (5807), 2214 states have call successors, (2214), 334 states have call predecessors, (2214), 333 states have return successors, (2213), 2142 states have call predecessors, (2213), 2213 states have call successors, (2213) [2024-11-09 06:49:21,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6775 states to 6775 states and 10234 transitions. [2024-11-09 06:49:21,453 INFO L78 Accepts]: Start accepts. Automaton has 6775 states and 10234 transitions. Word has length 818 [2024-11-09 06:49:21,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:49:21,460 INFO L471 AbstractCegarLoop]: Abstraction has 6775 states and 10234 transitions. [2024-11-09 06:49:21,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (83), 2 states have call predecessors, (83), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-09 06:49:21,461 INFO L276 IsEmpty]: Start isEmpty. Operand 6775 states and 10234 transitions. [2024-11-09 06:49:21,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 824 [2024-11-09 06:49:21,503 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:49:21,504 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 36, 36, 36, 36, 36, 36, 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, 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, 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, 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] [2024-11-09 06:49:21,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:49:21,504 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:49:21,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:49:21,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1284034793, now seen corresponding path program 1 times [2024-11-09 06:49:21,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:49:21,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673521778] [2024-11-09 06:49:21,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:49:21,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:50:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:51:00,256 INFO L134 CoverageAnalysis]: Checked inductivity of 11820 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11820 trivial. 0 not checked. [2024-11-09 06:51:00,256 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:51:00,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673521778] [2024-11-09 06:51:00,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673521778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:51:00,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:51:00,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:51:00,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888271738] [2024-11-09 06:51:00,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:51:00,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:51:00,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:51:00,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:51:00,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:51:00,264 INFO L87 Difference]: Start difference. First operand 6775 states and 10234 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (83), 2 states have call predecessors, (83), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-09 06:51:02,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:05,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:08,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:12,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:17,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:19,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:22,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:24,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:28,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:30,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:51:32,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:51:32,424 INFO L93 Difference]: Finished difference Result 19843 states and 29972 transitions. [2024-11-09 06:51:32,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:51:32,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (83), 2 states have call predecessors, (83), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 823 [2024-11-09 06:51:32,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:51:32,537 INFO L225 Difference]: With dead ends: 19843 [2024-11-09 06:51:32,537 INFO L226 Difference]: Without dead ends: 13223 [2024-11-09 06:51:32,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:51:32,591 INFO L432 NwaCegarLoop]: 4957 mSDtfsCounter, 5132 mSDsluCounter, 4638 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 2 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5132 SdHoareTripleChecker+Valid, 9595 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.7s IncrementalHoareTripleChecker+Time [2024-11-09 06:51:32,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5132 Valid, 9595 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 811 Invalid, 9 Unknown, 0 Unchecked, 31.7s Time] [2024-11-09 06:51:32,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13223 states. [2024-11-09 06:51:33,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13223 to 13219. [2024-11-09 06:51:33,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13219 states, 8252 states have (on average 1.3759088705768299) internal successors, (11354), 8637 states have internal predecessors, (11354), 4305 states have call successors, (4305), 662 states have call predecessors, (4305), 661 states have return successors, (4304), 4161 states have call predecessors, (4304), 4304 states have call successors, (4304) [2024-11-09 06:51:33,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13219 states to 13219 states and 19963 transitions. [2024-11-09 06:51:33,653 INFO L78 Accepts]: Start accepts. Automaton has 13219 states and 19963 transitions. Word has length 823 [2024-11-09 06:51:33,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:51:33,656 INFO L471 AbstractCegarLoop]: Abstraction has 13219 states and 19963 transitions. [2024-11-09 06:51:33,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (83), 2 states have call predecessors, (83), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-09 06:51:33,663 INFO L276 IsEmpty]: Start isEmpty. Operand 13219 states and 19963 transitions. [2024-11-09 06:51:33,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 823 [2024-11-09 06:51:33,679 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:51:33,680 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 36, 36, 36, 36, 36, 36, 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, 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, 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, 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] [2024-11-09 06:51:33,680 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 06:51:33,680 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:51:33,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:51:33,684 INFO L85 PathProgramCache]: Analyzing trace with hash -612319373, now seen corresponding path program 1 times [2024-11-09 06:51:33,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:51:33,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608678370] [2024-11-09 06:51:33,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:51:33,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:53:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:53:09,904 INFO L134 CoverageAnalysis]: Checked inductivity of 11820 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11820 trivial. 0 not checked. [2024-11-09 06:53:09,905 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:53:09,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608678370] [2024-11-09 06:53:09,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608678370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:53:09,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:53:09,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:53:09,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118291538] [2024-11-09 06:53:09,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:53:09,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:53:09,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:53:09,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:53:09,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:53:09,909 INFO L87 Difference]: Start difference. First operand 13219 states and 19963 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (82), 2 states have call predecessors, (82), 1 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) [2024-11-09 06:53:12,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:15,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:20,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:22,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:25,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:27,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:29,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:31,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:36,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:38,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:40,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:53:42,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:53:42,945 INFO L93 Difference]: Finished difference Result 38399 states and 58009 transitions. [2024-11-09 06:53:42,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:53:42,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (82), 2 states have call predecessors, (82), 1 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) Word has length 822 [2024-11-09 06:53:42,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:53:43,140 INFO L225 Difference]: With dead ends: 38399 [2024-11-09 06:53:43,141 INFO L226 Difference]: Without dead ends: 25335 [2024-11-09 06:53:43,256 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:53:43,259 INFO L432 NwaCegarLoop]: 4918 mSDtfsCounter, 4910 mSDsluCounter, 4618 mSDsCounter, 0 mSdLazyCounter, 830 mSolverCounterSat, 2 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4910 SdHoareTripleChecker+Valid, 9536 SdHoareTripleChecker+Invalid, 842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 830 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.3s IncrementalHoareTripleChecker+Time [2024-11-09 06:53:43,261 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4910 Valid, 9536 Invalid, 842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 830 Invalid, 10 Unknown, 0 Unchecked, 32.3s Time] [2024-11-09 06:53:43,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25335 states. [2024-11-09 06:53:44,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25335 to 25328. [2024-11-09 06:53:44,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25328 states, 15865 states have (on average 1.3797037503939489) internal successors, (21889), 16627 states have internal predecessors, (21889), 8189 states have call successors, (8189), 1274 states have call predecessors, (8189), 1273 states have return successors, (8188), 7902 states have call predecessors, (8188), 8188 states have call successors, (8188) [2024-11-09 06:53:44,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25328 states to 25328 states and 38266 transitions. [2024-11-09 06:53:44,769 INFO L78 Accepts]: Start accepts. Automaton has 25328 states and 38266 transitions. Word has length 822 [2024-11-09 06:53:44,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:53:44,771 INFO L471 AbstractCegarLoop]: Abstraction has 25328 states and 38266 transitions. [2024-11-09 06:53:44,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (82), 2 states have call predecessors, (82), 1 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) [2024-11-09 06:53:44,771 INFO L276 IsEmpty]: Start isEmpty. Operand 25328 states and 38266 transitions. [2024-11-09 06:53:44,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 827 [2024-11-09 06:53:44,781 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:53:44,782 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 36, 36, 36, 36, 36, 36, 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, 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, 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, 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] [2024-11-09 06:53:44,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 06:53:44,782 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:53:44,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:53:44,783 INFO L85 PathProgramCache]: Analyzing trace with hash -144453855, now seen corresponding path program 1 times [2024-11-09 06:53:44,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:53:44,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853597271] [2024-11-09 06:53:44,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:53:44,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:55:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:55:17,984 INFO L134 CoverageAnalysis]: Checked inductivity of 11820 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11820 trivial. 0 not checked. [2024-11-09 06:55:17,984 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:55:17,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853597271] [2024-11-09 06:55:17,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853597271] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:55:17,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:55:17,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:55:17,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962592276] [2024-11-09 06:55:17,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:55:17,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:55:17,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:55:17,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:55:17,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:55:17,988 INFO L87 Difference]: Start difference. First operand 25328 states and 38266 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (84), 2 states have call predecessors, (84), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-09 06:55:20,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:23,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:27,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:30,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:35,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:37,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:41,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:43,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:47,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:48,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:55:51,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:55:51,396 INFO L93 Difference]: Finished difference Result 75464 states and 113996 transitions. [2024-11-09 06:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:55:51,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (84), 2 states have call predecessors, (84), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 826 [2024-11-09 06:55:51,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:55:51,829 INFO L225 Difference]: With dead ends: 75464 [2024-11-09 06:55:51,829 INFO L226 Difference]: Without dead ends: 50291 [2024-11-09 06:55:52,042 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:55:52,044 INFO L432 NwaCegarLoop]: 5073 mSDtfsCounter, 5214 mSDsluCounter, 4644 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 2 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5214 SdHoareTripleChecker+Valid, 9717 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:55:52,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5214 Valid, 9717 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 812 Invalid, 9 Unknown, 0 Unchecked, 32.0s Time] [2024-11-09 06:55:52,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50291 states. [2024-11-09 06:55:54,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50291 to 50280. [2024-11-09 06:55:54,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50280 states, 31501 states have (on average 1.3801784070346974) internal successors, (43477), 33027 states have internal predecessors, (43477), 16233 states have call successors, (16233), 2546 states have call predecessors, (16233), 2545 states have return successors, (16232), 15658 states have call predecessors, (16232), 16232 states have call successors, (16232) [2024-11-09 06:55:55,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50280 states to 50280 states and 75942 transitions. [2024-11-09 06:55:55,352 INFO L78 Accepts]: Start accepts. Automaton has 50280 states and 75942 transitions. Word has length 826 [2024-11-09 06:55:55,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:55:55,354 INFO L471 AbstractCegarLoop]: Abstraction has 50280 states and 75942 transitions. [2024-11-09 06:55:55,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (84), 2 states have call predecessors, (84), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-09 06:55:55,354 INFO L276 IsEmpty]: Start isEmpty. Operand 50280 states and 75942 transitions. [2024-11-09 06:55:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 825 [2024-11-09 06:55:55,365 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:55:55,365 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 36, 36, 36, 36, 36, 36, 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, 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, 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, 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] [2024-11-09 06:55:55,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 06:55:55,366 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:55:55,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:55:55,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1584386445, now seen corresponding path program 1 times [2024-11-09 06:55:55,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:55:55,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082676182] [2024-11-09 06:55:55,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:55:55,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:57:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:57:32,017 INFO L134 CoverageAnalysis]: Checked inductivity of 11820 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11820 trivial. 0 not checked. [2024-11-09 06:57:32,018 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:57:32,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082676182] [2024-11-09 06:57:32,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082676182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:57:32,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:57:32,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:57:32,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067002448] [2024-11-09 06:57:32,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:57:32,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:57:32,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:57:32,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:57:32,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:57:32,022 INFO L87 Difference]: Start difference. First operand 50280 states and 75942 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (83), 2 states have call predecessors, (83), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-09 06:57:34,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:57:36,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:57:41,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:57:43,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:57:46,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:57:50,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:57:52,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:57:57,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:57:59,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:58:03,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:58:04,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:58:08,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:58:09,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:58:09,483 INFO L93 Difference]: Finished difference Result 149612 states and 225876 transitions. [2024-11-09 06:58:09,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:58:09,484 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (83), 2 states have call predecessors, (83), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 824 [2024-11-09 06:58:09,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:58:10,163 INFO L225 Difference]: With dead ends: 149612 [2024-11-09 06:58:10,163 INFO L226 Difference]: Without dead ends: 99487 [2024-11-09 06:58:10,389 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:58:10,390 INFO L432 NwaCegarLoop]: 5111 mSDtfsCounter, 5166 mSDsluCounter, 4638 mSDsCounter, 0 mSdLazyCounter, 819 mSolverCounterSat, 2 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5166 SdHoareTripleChecker+Valid, 9749 SdHoareTripleChecker+Invalid, 831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 819 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.5s IncrementalHoareTripleChecker+Time [2024-11-09 06:58:10,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5166 Valid, 9749 Invalid, 831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 819 Invalid, 10 Unknown, 0 Unchecked, 34.5s Time] [2024-11-09 06:58:10,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99487 states. [2024-11-09 06:58:14,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99487 to 99480. [2024-11-09 06:58:14,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99480 states, 62269 states have (on average 1.3795146862804928) internal successors, (85901), 65323 states have internal predecessors, (85901), 32121 states have call successors, (32121), 5090 states have call predecessors, (32121), 5089 states have return successors, (32120), 30970 states have call predecessors, (32120), 32120 states have call successors, (32120) [2024-11-09 06:58:16,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99480 states to 99480 states and 150142 transitions. [2024-11-09 06:58:16,375 INFO L78 Accepts]: Start accepts. Automaton has 99480 states and 150142 transitions. Word has length 824 [2024-11-09 06:58:16,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:58:16,376 INFO L471 AbstractCegarLoop]: Abstraction has 99480 states and 150142 transitions. [2024-11-09 06:58:16,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (83), 2 states have call predecessors, (83), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-09 06:58:16,377 INFO L276 IsEmpty]: Start isEmpty. Operand 99480 states and 150142 transitions. [2024-11-09 06:58:16,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 831 [2024-11-09 06:58:16,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:58:16,388 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 36, 36, 36, 36, 36, 36, 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, 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, 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, 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] [2024-11-09 06:58:16,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 06:58:16,389 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:58:16,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:58:16,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1442804472, now seen corresponding path program 1 times [2024-11-09 06:58:16,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:58:16,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854674624] [2024-11-09 06:58:16,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:58:16,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms