./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91 --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 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:19:36,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:19:36,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:19:36,827 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:19:36,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:19:36,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:19:36,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:19:36,867 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:19:36,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:19:36,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:19:36,870 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:19:36,871 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:19:36,871 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:19:36,872 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:19:36,873 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:19:36,874 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:19:36,875 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:19:36,876 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:19:36,877 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:19:36,878 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:19:36,879 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:19:36,880 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:19:36,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:19:36,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:19:36,883 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:19:36,883 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:19:36,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:19:36,885 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:19:36,886 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:19:36,886 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:19:36,887 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:19:36,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:19:36,889 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:19:36,890 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:19:36,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:36,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:19:36,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:19:36,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:19:36,893 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:19:36,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:19:36,895 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:19:36,895 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:19:36,896 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:19:36,896 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:19:36,897 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_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf [2023-11-24 23:19:37,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:19:37,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:19:37,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:19:37,313 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:19:37,315 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:19:37,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:19:40,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:19:41,598 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:19:41,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:19:41,673 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/data/a503a30fe/701754ff74024edb95d64d11f7101bbd/FLAG46a27aea4 [2023-11-24 23:19:41,696 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/data/a503a30fe/701754ff74024edb95d64d11f7101bbd [2023-11-24 23:19:41,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:19:41,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:19:41,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:41,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:19:41,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:19:41,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:41" (1/1) ... [2023-11-24 23:19:41,723 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc83b5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:41, skipping insertion in model container [2023-11-24 23:19:41,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:41" (1/1) ... [2023-11-24 23:19:41,971 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:19:45,676 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2023-11-24 23:19:45,684 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2023-11-24 23:19:45,723 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:45,787 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:19:45,909 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"); [5337] [2023-11-24 23:19:45,910 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)); [5344] [2023-11-24 23:19:45,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5351] [2023-11-24 23:19:45,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5397-5398] [2023-11-24 23:19:45,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5403-5405] [2023-11-24 23:19:45,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5453] [2023-11-24 23:19:45,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5456] [2023-11-24 23:19:45,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5459] [2023-11-24 23:19:45,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5462] [2023-11-24 23:19:45,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5560] [2023-11-24 23:19:45,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5568] [2023-11-24 23:19:45,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5598] [2023-11-24 23:19:45,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5606] [2023-11-24 23:19:45,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5613] [2023-11-24 23:19:45,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5621] [2023-11-24 23:19:46,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5689-5690] [2023-11-24 23:19:46,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5723-5724] [2023-11-24 23:19:46,292 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2023-11-24 23:19:46,293 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2023-11-24 23:19:46,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:46,514 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:46,514 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:19:46,522 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:19:46,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46 WrapperNode [2023-11-24 23:19:46,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:46,524 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:46,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:19:46,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:19:46,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:46,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:46,995 INFO L138 Inliner]: procedures = 442, calls = 2424, calls flagged for inlining = 212, calls inlined = 197, statements flattened = 6865 [2023-11-24 23:19:46,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:46,998 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:19:46,998 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:19:46,998 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:19:47,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:47,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:47,052 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:47,052 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:47,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:47,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:47,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:47,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:47,465 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:19:47,466 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:19:47,466 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:19:47,466 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:19:47,467 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (1/1) ... [2023-11-24 23:19:47,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:47,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:47,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:19:47,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ad14a5-7945-48d7-a455-c5767b84052a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:19:47,541 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-24 23:19:47,541 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-24 23:19:47,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:19:47,542 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:19:47,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:19:47,543 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:19:47,543 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:19:47,544 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:19:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-24 23:19:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-24 23:19:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2023-11-24 23:19:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2023-11-24 23:19:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:19:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:19:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-24 23:19:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-24 23:19:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:19:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:19:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-24 23:19:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-24 23:19:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-24 23:19:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-24 23:19:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-24 23:19:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-24 23:19:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:19:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:19:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:19:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:19:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:19:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:19:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:19:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:19:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:19:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:19:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:19:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:19:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:19:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:19:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:19:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-24 23:19:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-24 23:19:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-24 23:19:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-24 23:19:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:19:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:19:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-24 23:19:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-24 23:19:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-24 23:19:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-24 23:19:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-24 23:19:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-24 23:19:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-24 23:19:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-24 23:19:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-24 23:19:47,554 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-24 23:19:47,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:19:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:19:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:19:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:19:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:19:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:19:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:19:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:19:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:19:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:19:47,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:19:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-24 23:19:47,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-24 23:19:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-24 23:19:47,557 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-24 23:19:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-24 23:19:47,558 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-24 23:19:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:19:47,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:19:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:19:47,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:19:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-24 23:19:47,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-24 23:19:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-24 23:19:47,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-24 23:19:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-24 23:19:47,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-24 23:19:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:19:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-24 23:19:47,560 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-24 23:19:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-11-24 23:19:47,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-11-24 23:19:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:19:47,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:19:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-24 23:19:47,561 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-24 23:19:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:19:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:19:47,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:19:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:19:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:19:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:19:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:19:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:19:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:19:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-24 23:19:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-24 23:19:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:19:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-24 23:19:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-24 23:19:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-24 23:19:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-24 23:19:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-24 23:19:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:19:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:19:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2023-11-24 23:19:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2023-11-24 23:19:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:19:47,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:19:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-24 23:19:47,566 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-24 23:19:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-24 23:19:47,566 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-24 23:19:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-24 23:19:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-24 23:19:47,567 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_detect [2023-11-24 23:19:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_detect [2023-11-24 23:19:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:19:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:19:47,568 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-24 23:19:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-24 23:19:47,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:19:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:19:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_exit [2023-11-24 23:19:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_exit [2023-11-24 23:19:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:19:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:19:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-24 23:19:47,575 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-24 23:19:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-24 23:19:47,576 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-24 23:19:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-24 23:19:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-24 23:19:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:19:47,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:19:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:19:47,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:19:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:19:47,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:19:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-24 23:19:47,583 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-24 23:19:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:19:47,583 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-24 23:19:47,584 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-24 23:19:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:19:47,584 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:19:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:19:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-24 23:19:47,584 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-24 23:19:47,584 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_eisa_cleanup [2023-11-24 23:19:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_eisa_cleanup [2023-11-24 23:19:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:19:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:19:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:19:47,585 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-24 23:19:47,585 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-24 23:19:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-24 23:19:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-24 23:19:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-24 23:19:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-24 23:19:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:19:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:19:47,586 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 23:19:47,586 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 23:19:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:19:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:19:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-24 23:19:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-24 23:19:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-24 23:19:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-24 23:19:47,587 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-24 23:19:47,587 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-24 23:19:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:19:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:19:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:19:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:19:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-24 23:19:47,588 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-24 23:19:47,588 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-24 23:19:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-24 23:19:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-24 23:19:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-24 23:19:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-24 23:19:47,589 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-24 23:19:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:19:47,589 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-24 23:19:47,590 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-24 23:19:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:19:47,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:19:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-24 23:19:47,590 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-24 23:19:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 23:19:47,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 23:19:47,590 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-24 23:19:47,591 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-24 23:19:47,591 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-24 23:19:47,591 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-24 23:19:47,591 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-24 23:19:47,591 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-24 23:19:47,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_97 [2023-11-24 23:19:47,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_97 [2023-11-24 23:19:47,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:19:47,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:19:47,592 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-24 23:19:47,592 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-24 23:19:47,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-24 23:19:47,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-24 23:19:47,592 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 23:19:47,592 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 23:19:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-24 23:19:47,593 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-24 23:19:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:19:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-24 23:19:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-24 23:19:47,593 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-24 23:19:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:19:47,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:19:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-24 23:19:47,594 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-24 23:19:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-24 23:19:47,594 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-24 23:19:48,615 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:19:48,638 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:19:49,856 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:19:54,387 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: assume 64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:19:54,387 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6974: assume !(64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:19:54,387 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978: assume 128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:19:54,387 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6978: assume !(128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:19:54,387 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-24 23:19:54,388 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume -2147483648 <= tlan_eisa_probe_#t~ret385#1 && tlan_eisa_probe_#t~ret385#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret385#1;havoc tlan_eisa_probe_#t~ret385#1; [2023-11-24 23:19:54,388 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7007-1: assume -2147483648 <= tlan_eisa_probe_#t~ret387#1 && tlan_eisa_probe_#t~ret387#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet386#1.base, tlan_eisa_probe_#t~nondet386#1.offset;havoc tlan_eisa_probe_#t~ret387#1; [2023-11-24 23:19:54,388 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7007: SUMMARY for call tlan_eisa_probe_#t~ret387#1 := printk(tlan_eisa_probe_#t~nondet386#1.base, tlan_eisa_probe_#t~nondet386#1.offset); srcloc: null [2023-11-24 23:19:54,388 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7013-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-24 23:19:54,388 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7015-1: assume -2147483648 <= tlan_eisa_probe_#t~ret389#1 && tlan_eisa_probe_#t~ret389#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet388#1.base, tlan_eisa_probe_#t~nondet388#1.offset;havoc tlan_eisa_probe_#t~ret389#1; [2023-11-24 23:19:54,388 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7015: SUMMARY for call tlan_eisa_probe_#t~ret389#1 := printk(tlan_eisa_probe_#t~nondet388#1.base, tlan_eisa_probe_#t~nondet388#1.offset); srcloc: null [2023-11-24 23:19:54,389 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-24 23:19:54,389 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-24 23:19:54,389 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43909#1: SUMMARY for call tlan_eisa_probe_#t~ret385#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-24 23:19:54,389 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-3: assume 0 != tlan_eisa_probe_#t~nondet367#1;havoc tlan_eisa_probe_#t~nondet367#1; [2023-11-24 23:19:54,389 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-3: assume !(0 != tlan_eisa_probe_#t~nondet367#1);havoc tlan_eisa_probe_#t~nondet367#1; [2023-11-24 23:19:54,389 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet367#1 := ~debug~0; [2023-11-24 23:19:54,389 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet367#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet367#1 <= 16;assume tlan_eisa_probe_#t~nondet367#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet367#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet367#1 >= -2147483648; [2023-11-24 23:19:54,390 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet371#1 := 0; [2023-11-24 23:19:54,390 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-5: assume !(0 == ~debug~0); [2023-11-24 23:19:54,390 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:19:54,390 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret368#1;havoc tlan_eisa_probe_#t~ret368#1;tlan_eisa_probe_#t~nondet369#1.base, tlan_eisa_probe_#t~nondet369#1.offset := 43, 0; [2023-11-24 23:19:54,390 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: SUMMARY for call tlan_eisa_probe_#t~ret368#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:19:54,390 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6901-1: assume -2147483648 <= tlan_eisa_probe_#t~ret370#1 && tlan_eisa_probe_#t~ret370#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet369#1.base, tlan_eisa_probe_#t~nondet369#1.offset;havoc tlan_eisa_probe_#t~ret370#1; [2023-11-24 23:19:54,390 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6901: SUMMARY for call tlan_eisa_probe_#t~ret370#1 := printk(tlan_eisa_probe_#t~nondet369#1.base, tlan_eisa_probe_#t~nondet369#1.offset); srcloc: null [2023-11-24 23:19:54,391 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-3: assume 0 != tlan_eisa_probe_#t~nondet371#1;havoc tlan_eisa_probe_#t~nondet371#1; [2023-11-24 23:19:54,391 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-3: assume !(0 != tlan_eisa_probe_#t~nondet371#1);havoc tlan_eisa_probe_#t~nondet371#1; [2023-11-24 23:19:54,391 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet371#1 := ~debug~0; [2023-11-24 23:19:54,391 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet371#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet371#1 <= 16;assume tlan_eisa_probe_#t~nondet371#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet371#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet371#1 >= -2147483648; [2023-11-24 23:19:54,391 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet375#1 := 0; [2023-11-24 23:19:54,391 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-5: assume !(0 == ~debug~0); [2023-11-24 23:19:54,391 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret372#1;havoc tlan_eisa_probe_#t~ret372#1;tlan_eisa_probe_#t~nondet373#1.base, tlan_eisa_probe_#t~nondet373#1.offset := 44, 0; [2023-11-24 23:19:54,392 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907: SUMMARY for call tlan_eisa_probe_#t~ret372#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:19:54,392 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908-1: assume -2147483648 <= tlan_eisa_probe_#t~ret374#1 && tlan_eisa_probe_#t~ret374#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet373#1.base, tlan_eisa_probe_#t~nondet373#1.offset;havoc tlan_eisa_probe_#t~ret374#1; [2023-11-24 23:19:54,392 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908: SUMMARY for call tlan_eisa_probe_#t~ret374#1 := printk(tlan_eisa_probe_#t~nondet373#1.base, tlan_eisa_probe_#t~nondet373#1.offset); srcloc: null [2023-11-24 23:19:54,392 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet375#1 := ~debug~0; [2023-11-24 23:19:54,392 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet375#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet375#1 <= 16;assume tlan_eisa_probe_#t~nondet375#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet375#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet375#1 >= -2147483648; [2023-11-24 23:19:54,392 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-5: call tlan_eisa_probe_#t~ret378#1.base, tlan_eisa_probe_#t~ret378#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret378#1.base, tlan_eisa_probe_#t~ret378#1.offset;havoc tlan_eisa_probe_#t~ret378#1.base, tlan_eisa_probe_#t~ret378#1.offset; [2023-11-24 23:19:54,392 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-3: assume 0 != tlan_eisa_probe_#t~nondet375#1;havoc tlan_eisa_probe_#t~nondet375#1;tlan_eisa_probe_#t~nondet376#1.base, tlan_eisa_probe_#t~nondet376#1.offset := 45, 0; [2023-11-24 23:19:54,393 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-3: assume !(0 != tlan_eisa_probe_#t~nondet375#1);havoc tlan_eisa_probe_#t~nondet375#1; [2023-11-24 23:19:54,393 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6914: SUMMARY for call tlan_eisa_probe_#t~ret377#1 := printk(tlan_eisa_probe_#t~nondet376#1.base, tlan_eisa_probe_#t~nondet376#1.offset); srcloc: null [2023-11-24 23:19:54,393 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6914-1: assume -2147483648 <= tlan_eisa_probe_#t~ret377#1 && tlan_eisa_probe_#t~ret377#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet376#1.base, tlan_eisa_probe_#t~nondet376#1.offset;havoc tlan_eisa_probe_#t~ret377#1; [2023-11-24 23:19:54,393 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6922: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2023-11-24 23:19:54,393 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6922: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2023-11-24 23:19:54,393 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret379#1;havoc tlan_eisa_probe_#t~ret379#1; [2023-11-24 23:19:54,393 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927: SUMMARY for call tlan_eisa_probe_#t~ret379#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:19:54,394 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-24 23:19:54,394 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-24 23:19:54,394 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6931: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-24 23:19:54,394 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-24 23:19:54,394 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret380#1;havoc tlan_eisa_probe_#t~ret380#1; [2023-11-24 23:19:54,394 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret380#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:19:54,394 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6939: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-24 23:19:54,394 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6939: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-24 23:19:54,395 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6941: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-24 23:19:54,395 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret381#1;havoc tlan_eisa_probe_#t~ret381#1; [2023-11-24 23:19:54,395 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947: SUMMARY for call tlan_eisa_probe_#t~ret381#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:19:54,395 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2023-11-24 23:19:54,395 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2023-11-24 23:19:54,395 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-24 23:19:54,395 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-24 23:19:54,395 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956-2: SUMMARY for call tlan_eisa_probe_#t~ret384#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:19:54,396 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet382#1.base, tlan_eisa_probe_#t~nondet382#1.offset := 46, 0; [2023-11-24 23:19:54,396 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume !(16 == ~debug~0); [2023-11-24 23:19:54,396 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6958: SUMMARY for call tlan_eisa_probe_#t~ret383#1 := printk(tlan_eisa_probe_#t~nondet382#1.base, tlan_eisa_probe_#t~nondet382#1.offset); srcloc: null [2023-11-24 23:19:54,396 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6958-1: assume -2147483648 <= tlan_eisa_probe_#t~ret383#1 && tlan_eisa_probe_#t~ret383#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet382#1.base, tlan_eisa_probe_#t~nondet382#1.offset;havoc tlan_eisa_probe_#t~ret383#1; [2023-11-24 23:19:54,396 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !(16 == ~debug~0); [2023-11-24 23:19:54,396 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet388#1.base, tlan_eisa_probe_#t~nondet388#1.offset := 48, 0; [2023-11-24 23:19:54,396 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume !(16 == ~debug~0); [2023-11-24 23:19:54,396 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet386#1.base, tlan_eisa_probe_#t~nondet386#1.offset := 47, 0; [2023-11-24 23:19:54,397 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret384#1;havoc tlan_eisa_probe_#t~ret384#1; [2023-11-24 23:19:54,397 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !(0 == ~debug~0); [2023-11-24 23:19:54,397 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet367#1 := 0; [2023-11-24 23:19:54,397 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-24 23:19:54,397 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6966: assume 16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:19:54,397 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6966: assume !(16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:19:54,397 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: assume 32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:19:54,397 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6970: assume !(32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:19:54,661 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:19:59,528 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:19:59,529 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:19:59,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:59 BoogieIcfgContainer [2023-11-24 23:19:59,532 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:19:59,534 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:19:59,535 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:19:59,538 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:19:59,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:19:41" (1/3) ... [2023-11-24 23:19:59,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e8d91b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:59, skipping insertion in model container [2023-11-24 23:19:59,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:46" (2/3) ... [2023-11-24 23:19:59,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e8d91b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:59, skipping insertion in model container [2023-11-24 23:19:59,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:59" (3/3) ... [2023-11-24 23:19:59,541 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:19:59,563 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:19:59,564 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:19:59,659 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:19:59,666 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75488a5d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:19:59,666 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:19:59,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 1886 states, 1090 states have (on average 1.2422018348623853) internal successors, (1354), 1125 states have internal predecessors, (1354), 690 states have call successors, (690), 106 states have call predecessors, (690), 105 states have return successors, (685), 674 states have call predecessors, (685), 685 states have call successors, (685) [2023-11-24 23:19:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-24 23:19:59,724 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:59,725 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:19:59,726 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:19:59,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:59,735 INFO L85 PathProgramCache]: Analyzing trace with hash -443501000, now seen corresponding path program 1 times [2023-11-24 23:19:59,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:19:59,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746419117] [2023-11-24 23:19:59,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:59,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:20:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:00,964 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-24 23:20:00,964 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:20:00,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746419117] [2023-11-24 23:20:00,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746419117] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:00,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:20:00,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:20:00,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77719509] [2023-11-24 23:20:00,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:00,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:20:00,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:20:01,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:20:01,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:20:01,022 INFO L87 Difference]: Start difference. First operand has 1886 states, 1090 states have (on average 1.2422018348623853) internal successors, (1354), 1125 states have internal predecessors, (1354), 690 states have call successors, (690), 106 states have call predecessors, (690), 105 states have return successors, (685), 674 states have call predecessors, (685), 685 states have call successors, (685) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-24 23:20:05,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:20:06,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:20:08,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:20:08,679 INFO L93 Difference]: Finished difference Result 4793 states and 6961 transitions. [2023-11-24 23:20:08,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:20:08,682 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 110 [2023-11-24 23:20:08,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:20:08,754 INFO L225 Difference]: With dead ends: 4793 [2023-11-24 23:20:08,755 INFO L226 Difference]: Without dead ends: 2846 [2023-11-24 23:20:08,783 INFO L412 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 [2023-11-24 23:20:08,787 INFO L413 NwaCegarLoop]: 2501 mSDtfsCounter, 2483 mSDsluCounter, 1413 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2483 SdHoareTripleChecker+Valid, 3914 SdHoareTripleChecker+Invalid, 721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:20:08,788 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2483 Valid, 3914 Invalid, 721 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 703 Invalid, 1 Unknown, 0 Unchecked, 7.2s Time] [2023-11-24 23:20:08,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2846 states. [2023-11-24 23:20:09,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2846 to 2829. [2023-11-24 23:20:09,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2829 states, 1653 states have (on average 1.2437991530550514) internal successors, (2056), 1715 states have internal predecessors, (2056), 1002 states have call successors, (1002), 190 states have call predecessors, (1002), 173 states have return successors, (1010), 955 states have call predecessors, (1010), 1002 states have call successors, (1010) [2023-11-24 23:20:09,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2829 states and 4068 transitions. [2023-11-24 23:20:09,169 INFO L78 Accepts]: Start accepts. Automaton has 2829 states and 4068 transitions. Word has length 110 [2023-11-24 23:20:09,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:20:09,170 INFO L495 AbstractCegarLoop]: Abstraction has 2829 states and 4068 transitions. [2023-11-24 23:20:09,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-24 23:20:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 4068 transitions. [2023-11-24 23:20:09,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-24 23:20:09,181 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:09,183 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:20:09,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:20:09,183 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:09,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:09,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1610442997, now seen corresponding path program 1 times [2023-11-24 23:20:09,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:20:09,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721852686] [2023-11-24 23:20:09,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:09,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:20:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:09,623 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-11-24 23:20:09,624 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:20:09,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721852686] [2023-11-24 23:20:09,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721852686] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:09,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:20:09,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:20:09,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479557214] [2023-11-24 23:20:09,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:09,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:20:09,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:20:09,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:20:09,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:20:09,634 INFO L87 Difference]: Start difference. First operand 2829 states and 4068 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2023-11-24 23:20:12,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:20:16,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:20:18,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:20:20,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:20:20,028 INFO L93 Difference]: Finished difference Result 8159 states and 11946 transitions. [2023-11-24 23:20:20,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:20:20,029 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 112 [2023-11-24 23:20:20,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:20:20,098 INFO L225 Difference]: With dead ends: 8159 [2023-11-24 23:20:20,098 INFO L226 Difference]: Without dead ends: 5343 [2023-11-24 23:20:20,143 INFO L412 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 [2023-11-24 23:20:20,144 INFO L413 NwaCegarLoop]: 2362 mSDtfsCounter, 2667 mSDsluCounter, 2240 mSDsCounter, 0 mSdLazyCounter, 780 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2667 SdHoareTripleChecker+Valid, 4602 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 780 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2023-11-24 23:20:20,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2667 Valid, 4602 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 780 Invalid, 3 Unknown, 0 Unchecked, 9.9s Time] [2023-11-24 23:20:20,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5343 states. [2023-11-24 23:20:20,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5343 to 5332. [2023-11-24 23:20:20,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5332 states, 3100 states have (on average 1.232258064516129) internal successors, (3820), 3219 states have internal predecessors, (3820), 1893 states have call successors, (1893), 372 states have call predecessors, (1893), 338 states have return successors, (2164), 1800 states have call predecessors, (2164), 1893 states have call successors, (2164) [2023-11-24 23:20:20,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5332 states to 5332 states and 7877 transitions. [2023-11-24 23:20:20,627 INFO L78 Accepts]: Start accepts. Automaton has 5332 states and 7877 transitions. Word has length 112 [2023-11-24 23:20:20,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:20:20,628 INFO L495 AbstractCegarLoop]: Abstraction has 5332 states and 7877 transitions. [2023-11-24 23:20:20,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2023-11-24 23:20:20,629 INFO L276 IsEmpty]: Start isEmpty. Operand 5332 states and 7877 transitions. [2023-11-24 23:20:20,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-24 23:20:20,640 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:20,641 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:20:20,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-24 23:20:20,641 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:20,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:20,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1029175501, now seen corresponding path program 1 times [2023-11-24 23:20:20,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:20:20,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253165732] [2023-11-24 23:20:20,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:20,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:20:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:21,170 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-11-24 23:20:21,171 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:20:21,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253165732] [2023-11-24 23:20:21,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253165732] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:21,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:20:21,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:20:21,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906384749] [2023-11-24 23:20:21,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:21,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:20:21,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:20:21,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:20:21,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:20:21,178 INFO L87 Difference]: Start difference. First operand 5332 states and 7877 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-24 23:20:23,883 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 []