./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 cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/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_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:02:03,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:02:03,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 01:02:03,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:02:03,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:02:03,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:02:03,338 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:02:03,339 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:02:03,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:02:03,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:02:03,345 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:02:03,346 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:02:03,346 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:02:03,348 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:02:03,349 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:02:03,349 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:02:03,350 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:02:03,350 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:02:03,351 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:02:03,351 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:02:03,352 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:02:03,352 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:02:03,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:02:03,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:02:03,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:02:03,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:02:03,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:02:03,356 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:02:03,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:02:03,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:02:03,357 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:02:03,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:02:03,358 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:02:03,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:02:03,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:02:03,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:02:03,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:02:03,359 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:02:03,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:02:03,359 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:02:03,360 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:02:03,360 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:02:03,361 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_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bcb37c4379f8eccb740fb6c6359bb8950e56f103e832e8f7687e811a6b9e6cf [2023-11-12 01:02:03,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:02:03,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:02:03,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:02:03,752 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:02:03,752 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:02:03,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 01:02:06,839 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:02:07,567 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:02:07,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 01:02:07,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/data/beb4bcf40/1fccb0c3e47243ea93dc23e40f7380af/FLAGe5b418a60 [2023-11-12 01:02:07,642 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/data/beb4bcf40/1fccb0c3e47243ea93dc23e40f7380af [2023-11-12 01:02:07,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:02:07,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:02:07,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:02:07,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:02:07,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:02:07,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:02:07" (1/1) ... [2023-11-12 01:02:07,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@275e565d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:07, skipping insertion in model container [2023-11-12 01:02:07,661 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:02:07" (1/1) ... [2023-11-12 01:02:07,865 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:02:11,139 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_8a5679f4-557c-4348-aac9-5da4782084fd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2023-11-12 01:02:11,143 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_8a5679f4-557c-4348-aac9-5da4782084fd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2023-11-12 01:02:11,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:02:11,241 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:02:11,372 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] [2023-11-12 01:02:11,374 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] [2023-11-12 01:02:11,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5351] [2023-11-12 01:02:11,380 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] [2023-11-12 01:02:11,380 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] [2023-11-12 01:02:11,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5453] [2023-11-12 01:02:11,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5456] [2023-11-12 01:02:11,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5459] [2023-11-12 01:02:11,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5462] [2023-11-12 01:02:11,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5560] [2023-11-12 01:02:11,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5568] [2023-11-12 01:02:11,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5598] [2023-11-12 01:02:11,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5606] [2023-11-12 01:02:11,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5613] [2023-11-12 01:02:11,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5621] [2023-11-12 01:02:11,472 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] [2023-11-12 01:02:11,473 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] [2023-11-12 01:02:11,734 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_8a5679f4-557c-4348-aac9-5da4782084fd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345848,345861] [2023-11-12 01:02:11,734 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_8a5679f4-557c-4348-aac9-5da4782084fd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i[345993,346006] [2023-11-12 01:02:11,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:02:12,050 WARN L672 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 01:02:12,050 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 01:02:12,058 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:02:12,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12 WrapperNode [2023-11-12 01:02:12,060 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:02:12,061 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:02:12,061 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:02:12,061 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:02:12,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,204 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,462 INFO L138 Inliner]: procedures = 442, calls = 2424, calls flagged for inlining = 212, calls inlined = 197, statements flattened = 6731 [2023-11-12 01:02:12,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:02:12,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:02:12,464 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:02:12,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:02:12,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,597 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:02:12,933 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:02:12,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:02:12,933 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:02:12,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (1/1) ... [2023-11-12 01:02:12,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:02:12,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:02:12,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:02:12,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a5679f4-557c-4348-aac9-5da4782084fd/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:02:13,003 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-12 01:02:13,003 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-12 01:02:13,003 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-12 01:02:13,004 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-12 01:02:13,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 01:02:13,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 01:02:13,006 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-12 01:02:13,006 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-12 01:02:13,006 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-12 01:02:13,008 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-12 01:02:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2023-11-12 01:02:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2023-11-12 01:02:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 01:02:13,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 01:02:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-12 01:02:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-12 01:02:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-12 01:02:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-12 01:02:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-12 01:02:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tlan_priv [2023-11-12 01:02:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-12 01:02:13,010 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-12 01:02:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-12 01:02:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-12 01:02:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-12 01:02:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-12 01:02:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 01:02:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 01:02:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 01:02:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 01:02:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 01:02:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 01:02:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-12 01:02:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-12 01:02:13,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 01:02:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-12 01:02:13,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-12 01:02:13,013 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-12 01:02:13,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-12 01:02:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-12 01:02:13,014 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-12 01:02:13,014 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-12 01:02:13,015 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-12 01:02:13,015 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-12 01:02:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-12 01:02:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-12 01:02:13,016 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-12 01:02:13,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-12 01:02:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-12 01:02:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-12 01:02:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tlan_priv [2023-11-12 01:02:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-12 01:02:13,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-12 01:02:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-12 01:02:13,018 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-12 01:02:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 01:02:13,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 01:02:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 01:02:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-12 01:02:13,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-12 01:02:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-12 01:02:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-12 01:02:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-12 01:02:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-12 01:02:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 01:02:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 01:02:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 01:02:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 01:02:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-12 01:02:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-12 01:02:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-12 01:02:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-12 01:02:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-12 01:02:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-12 01:02:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-12 01:02:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-12 01:02:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-12 01:02:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-12 01:02:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-12 01:02:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-12 01:02:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-12 01:02:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-12 01:02:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 01:02:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-12 01:02:13,024 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-12 01:02:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-11-12 01:02:13,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-11-12 01:02:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-12 01:02:13,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-12 01:02:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-12 01:02:13,025 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-12 01:02:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:02:13,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 01:02:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 01:02:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-12 01:02:13,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-12 01:02:13,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 01:02:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 01:02:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 01:02:13,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 01:02:13,027 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-12 01:02:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-12 01:02:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-12 01:02:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-12 01:02:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-12 01:02:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-12 01:02:13,028 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2023-11-12 01:02:13,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2023-11-12 01:02:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-12 01:02:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-12 01:02:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2023-11-12 01:02:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2023-11-12 01:02:13,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-12 01:02:13,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-12 01:02:13,030 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-12 01:02:13,030 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-12 01:02:13,030 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-12 01:02:13,030 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-12 01:02:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-12 01:02:13,031 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-12 01:02:13,031 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_detect [2023-11-12 01:02:13,031 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_detect [2023-11-12 01:02:13,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:02:13,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:02:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-12 01:02:13,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-12 01:02:13,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 01:02:13,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 01:02:13,034 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_exit [2023-11-12 01:02:13,037 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_exit [2023-11-12 01:02:13,037 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 01:02:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 01:02:13,038 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-12 01:02:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-12 01:02:13,039 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-12 01:02:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-12 01:02:13,040 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-12 01:02:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-12 01:02:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-12 01:02:13,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-12 01:02:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-12 01:02:13,045 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-12 01:02:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-12 01:02:13,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-12 01:02:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-12 01:02:13,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-12 01:02:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 01:02:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-12 01:02:13,046 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-12 01:02:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-12 01:02:13,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-12 01:02:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 01:02:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-12 01:02:13,046 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-12 01:02:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_eisa_cleanup [2023-11-12 01:02:13,047 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_eisa_cleanup [2023-11-12 01:02:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 01:02:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 01:02:13,047 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 01:02:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-12 01:02:13,047 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-12 01:02:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-12 01:02:13,047 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-12 01:02:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-12 01:02:13,048 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-12 01:02:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 01:02:13,048 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 01:02:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 01:02:13,048 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 01:02:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 01:02:13,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 01:02:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-12 01:02:13,048 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-12 01:02:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-12 01:02:13,049 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-12 01:02:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-12 01:02:13,049 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-12 01:02:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-12 01:02:13,049 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-12 01:02:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-12 01:02:13,049 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-12 01:02:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-12 01:02:13,049 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-12 01:02:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-12 01:02:13,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-12 01:02:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-12 01:02:13,050 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-12 01:02:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-12 01:02:13,050 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-12 01:02:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 01:02:13,050 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-12 01:02:13,050 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-12 01:02:13,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 01:02:13,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 01:02:13,051 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-12 01:02:13,051 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-12 01:02:13,051 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-12 01:02:13,051 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-12 01:02:13,051 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-12 01:02:13,051 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-12 01:02:13,051 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-12 01:02:13,052 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-12 01:02:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-12 01:02:13,052 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-12 01:02:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_97 [2023-11-12 01:02:13,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_97 [2023-11-12 01:02:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 01:02:13,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 01:02:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-12 01:02:13,052 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-12 01:02:13,052 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-12 01:02:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-12 01:02:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-12 01:02:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-12 01:02:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-12 01:02:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-12 01:02:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 01:02:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-12 01:02:13,053 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-12 01:02:13,053 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-12 01:02:13,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 01:02:13,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 01:02:13,054 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-12 01:02:13,054 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-12 01:02:13,054 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-12 01:02:13,054 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-12 01:02:13,896 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:02:13,900 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:02:15,070 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 01:02:19,813 INFO L770 $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); [2023-11-12 01:02:19,813 INFO L770 $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)); [2023-11-12 01:02:19,813 INFO L770 $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); [2023-11-12 01:02:19,813 INFO L770 $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)); [2023-11-12 01:02:19,813 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-12 01:02:19,814 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: assume -2147483648 <= tlan_eisa_probe_#t~ret363#1 && tlan_eisa_probe_#t~ret363#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret363#1;havoc tlan_eisa_probe_#t~ret363#1; [2023-11-12 01:02:19,814 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7007-1: assume -2147483648 <= tlan_eisa_probe_#t~ret364#1 && tlan_eisa_probe_#t~ret364#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret364#1; [2023-11-12 01:02:19,814 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7007: SUMMARY for call tlan_eisa_probe_#t~ret364#1 := printk(47, 0); srcloc: null [2023-11-12 01:02:19,814 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7013-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-12 01:02:19,814 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7015-1: assume -2147483648 <= tlan_eisa_probe_#t~ret365#1 && tlan_eisa_probe_#t~ret365#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret365#1; [2023-11-12 01:02:19,814 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7015: SUMMARY for call tlan_eisa_probe_#t~ret365#1 := printk(48, 0); srcloc: null [2023-11-12 01:02:19,815 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-12 01:02:19,815 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L7022: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-12 01:02:19,815 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43909#1: SUMMARY for call tlan_eisa_probe_#t~ret363#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-12 01:02:19,815 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-3: assume 0 != tlan_eisa_probe_#t~nondet349#1;havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-12 01:02:19,815 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-3: assume !(0 != tlan_eisa_probe_#t~nondet349#1);havoc tlan_eisa_probe_#t~nondet349#1; [2023-11-12 01:02:19,815 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := ~debug~0; [2023-11-12 01:02:19,815 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet349#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet349#1 <= 16;assume tlan_eisa_probe_#t~nondet349#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet349#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet349#1 >= -2147483648; [2023-11-12 01:02:19,816 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := 0; [2023-11-12 01:02:19,816 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-5: assume !(0 == ~debug~0); [2023-11-12 01:02:19,816 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 01:02:19,816 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret350#1;havoc tlan_eisa_probe_#t~ret350#1; [2023-11-12 01:02:19,816 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: SUMMARY for call tlan_eisa_probe_#t~ret350#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 [2023-11-12 01:02:19,816 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6901-1: assume -2147483648 <= tlan_eisa_probe_#t~ret351#1 && tlan_eisa_probe_#t~ret351#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret351#1; [2023-11-12 01:02:19,816 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6901: SUMMARY for call tlan_eisa_probe_#t~ret351#1 := printk(43, 0); srcloc: null [2023-11-12 01:02:19,817 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-3: assume 0 != tlan_eisa_probe_#t~nondet352#1;havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-12 01:02:19,817 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-3: assume !(0 != tlan_eisa_probe_#t~nondet352#1);havoc tlan_eisa_probe_#t~nondet352#1; [2023-11-12 01:02:19,817 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet352#1 := ~debug~0; [2023-11-12 01:02:19,817 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet352#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 <= 16;assume tlan_eisa_probe_#t~nondet352#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet352#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet352#1 >= -2147483648; [2023-11-12 01:02:19,817 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := 0; [2023-11-12 01:02:19,817 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6905-5: assume !(0 == ~debug~0); [2023-11-12 01:02:19,817 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret353#1;havoc tlan_eisa_probe_#t~ret353#1; [2023-11-12 01:02:19,818 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6907: SUMMARY for call tlan_eisa_probe_#t~ret353#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 [2023-11-12 01:02:19,818 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908-1: assume -2147483648 <= tlan_eisa_probe_#t~ret354#1 && tlan_eisa_probe_#t~ret354#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret354#1; [2023-11-12 01:02:19,818 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908: SUMMARY for call tlan_eisa_probe_#t~ret354#1 := printk(44, 0); srcloc: null [2023-11-12 01:02:19,818 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet355#1 := ~debug~0; [2023-11-12 01:02:19,818 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet355#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 <= 16;assume tlan_eisa_probe_#t~nondet355#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet355#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet355#1 >= -2147483648; [2023-11-12 01:02:19,818 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-5: call tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#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~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset;havoc tlan_eisa_probe_#t~ret357#1.base, tlan_eisa_probe_#t~ret357#1.offset; [2023-11-12 01:02:19,818 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-3: assume 0 != tlan_eisa_probe_#t~nondet355#1;havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-12 01:02:19,819 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6912-3: assume !(0 != tlan_eisa_probe_#t~nondet355#1);havoc tlan_eisa_probe_#t~nondet355#1; [2023-11-12 01:02:19,819 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6914: SUMMARY for call tlan_eisa_probe_#t~ret356#1 := printk(45, 0); srcloc: null [2023-11-12 01:02:19,819 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6914-1: assume -2147483648 <= tlan_eisa_probe_#t~ret356#1 && tlan_eisa_probe_#t~ret356#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret356#1; [2023-11-12 01:02:19,819 INFO L770 $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; [2023-11-12 01:02:19,819 INFO L770 $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); [2023-11-12 01:02:19,819 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret358#1;havoc tlan_eisa_probe_#t~ret358#1; [2023-11-12 01:02:19,819 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927: SUMMARY for call tlan_eisa_probe_#t~ret358#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 [2023-11-12 01:02:19,819 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-12 01:02:19,820 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6929: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-12 01:02:19,820 INFO L770 $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 [2023-11-12 01:02:19,820 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-12 01:02:19,820 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret359#1;havoc tlan_eisa_probe_#t~ret359#1; [2023-11-12 01:02:19,820 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call tlan_eisa_probe_#t~ret359#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 [2023-11-12 01:02:19,820 INFO L770 $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; [2023-11-12 01:02:19,820 INFO L770 $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); [2023-11-12 01:02:19,821 INFO L770 $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 [2023-11-12 01:02:19,821 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947-1: tlan_eisa_probe_~tmp___3~1#1 := tlan_eisa_probe_#t~ret360#1;havoc tlan_eisa_probe_#t~ret360#1; [2023-11-12 01:02:19,821 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6947: SUMMARY for call tlan_eisa_probe_#t~ret360#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 [2023-11-12 01:02:19,821 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume 1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296; [2023-11-12 01:02:19,821 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: assume !(1 != tlan_eisa_probe_~tmp___3~1#1 % 256 % 4294967296); [2023-11-12 01:02:19,821 INFO L770 $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 [2023-11-12 01:02:19,821 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-12 01:02:19,821 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956-2: SUMMARY for call tlan_eisa_probe_#t~ret362#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 [2023-11-12 01:02:19,822 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume 16 == ~debug~0; [2023-11-12 01:02:19,822 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume !(16 == ~debug~0); [2023-11-12 01:02:19,822 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6958: SUMMARY for call tlan_eisa_probe_#t~ret361#1 := printk(46, 0); srcloc: null [2023-11-12 01:02:19,822 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6958-1: assume -2147483648 <= tlan_eisa_probe_#t~ret361#1 && tlan_eisa_probe_#t~ret361#1 <= 2147483647;havoc tlan_eisa_probe_#t~ret361#1; [2023-11-12 01:02:19,822 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !(16 == ~debug~0); [2023-11-12 01:02:19,822 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume 16 == ~debug~0; [2023-11-12 01:02:19,822 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume !(16 == ~debug~0); [2023-11-12 01:02:19,822 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume 16 == ~debug~0; [2023-11-12 01:02:19,822 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L6963: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret362#1;havoc tlan_eisa_probe_#t~ret362#1; [2023-11-12 01:02:19,823 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !(0 == ~debug~0); [2023-11-12 01:02:19,823 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet349#1 := 0; [2023-11-12 01:02:19,823 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-12 01:02:19,823 INFO L770 $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); [2023-11-12 01:02:19,823 INFO L770 $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)); [2023-11-12 01:02:19,823 INFO L770 $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); [2023-11-12 01:02:19,823 INFO L770 $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)); [2023-11-12 01:02:20,062 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:02:24,658 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:02:24,658 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:02:24,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:02:24 BoogieIcfgContainer [2023-11-12 01:02:24,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:02:24,670 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:02:24,670 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:02:24,673 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:02:24,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:02:07" (1/3) ... [2023-11-12 01:02:24,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afe6e5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:02:24, skipping insertion in model container [2023-11-12 01:02:24,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:12" (2/3) ... [2023-11-12 01:02:24,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7afe6e5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:02:24, skipping insertion in model container [2023-11-12 01:02:24,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:02:24" (3/3) ... [2023-11-12 01:02:24,678 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-ti-tlan.cil.i [2023-11-12 01:02:24,698 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:02:24,699 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:02:24,811 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:02:24,819 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;@7de72cea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:02:24,819 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:02:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand has 1865 states, 1069 states have (on average 1.2469597754911133) internal successors, (1333), 1106 states have internal predecessors, (1333), 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) [2023-11-12 01:02:24,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-12 01:02:24,869 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:02:24,870 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] [2023-11-12 01:02:24,870 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:02:24,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:02:24,885 INFO L85 PathProgramCache]: Analyzing trace with hash -867457149, now seen corresponding path program 1 times [2023-11-12 01:02:24,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:02:24,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5171483] [2023-11-12 01:02:24,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:24,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:02:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:02:26,009 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-11-12 01:02:26,010 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 01:02:26,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5171483] [2023-11-12 01:02:26,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5171483] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:02:26,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:02:26,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:02:26,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884726457] [2023-11-12 01:02:26,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:02:26,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:02:26,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 01:02:26,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:02:26,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:02:26,069 INFO L87 Difference]: Start difference. First operand has 1865 states, 1069 states have (on average 1.2469597754911133) internal successors, (1333), 1106 states have internal predecessors, (1333), 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 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2023-11-12 01:02:29,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:31,929 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 [] [2023-11-12 01:02:34,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:02:34,033 INFO L93 Difference]: Finished difference Result 4733 states and 6901 transitions. [2023-11-12 01:02:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:02:34,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 110 [2023-11-12 01:02:34,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:02:34,105 INFO L225 Difference]: With dead ends: 4733 [2023-11-12 01:02:34,106 INFO L226 Difference]: Without dead ends: 2831 [2023-11-12 01:02:34,135 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 [2023-11-12 01:02:34,139 INFO L413 NwaCegarLoop]: 2483 mSDtfsCounter, 2462 mSDsluCounter, 1396 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 17 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2462 SdHoareTripleChecker+Valid, 3879 SdHoareTripleChecker+Invalid, 719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-11-12 01:02:34,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2462 Valid, 3879 Invalid, 719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 700 Invalid, 2 Unknown, 0 Unchecked, 7.5s Time] [2023-11-12 01:02:34,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2831 states. [2023-11-12 01:02:34,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2831 to 2814. [2023-11-12 01:02:34,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2814 states, 1638 states have (on average 1.246031746031746) internal successors, (2041), 1704 states have internal predecessors, (2041), 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) [2023-11-12 01:02:34,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2814 states and 4053 transitions. [2023-11-12 01:02:34,559 INFO L78 Accepts]: Start accepts. Automaton has 2814 states and 4053 transitions. Word has length 110 [2023-11-12 01:02:34,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:02:34,561 INFO L495 AbstractCegarLoop]: Abstraction has 2814 states and 4053 transitions. [2023-11-12 01:02:34,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2023-11-12 01:02:34,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 4053 transitions. [2023-11-12 01:02:34,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-12 01:02:34,576 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:02:34,576 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] [2023-11-12 01:02:34,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 01:02:34,577 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:02:34,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:02:34,578 INFO L85 PathProgramCache]: Analyzing trace with hash 680808316, now seen corresponding path program 1 times [2023-11-12 01:02:34,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:02:34,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399866670] [2023-11-12 01:02:34,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:34,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:02:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:02:35,076 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-11-12 01:02:35,078 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 01:02:35,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399866670] [2023-11-12 01:02:35,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399866670] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:02:35,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:02:35,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:02:35,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572822248] [2023-11-12 01:02:35,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:02:35,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:02:35,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 01:02:35,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:02:35,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:02:35,089 INFO L87 Difference]: Start difference. First operand 2814 states and 4053 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) [2023-11-12 01:02:38,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:42,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:44,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 01:02:45,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:02:45,862 INFO L93 Difference]: Finished difference Result 8114 states and 11901 transitions. [2023-11-12 01:02:45,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:02:45,863 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 [2023-11-12 01:02:45,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:02:45,936 INFO L225 Difference]: With dead ends: 8114 [2023-11-12 01:02:45,936 INFO L226 Difference]: Without dead ends: 5313 [2023-11-12 01:02:45,968 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 [2023-11-12 01:02:45,969 INFO L413 NwaCegarLoop]: 2354 mSDtfsCounter, 2657 mSDsluCounter, 2231 mSDsCounter, 0 mSdLazyCounter, 780 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2657 SdHoareTripleChecker+Valid, 4585 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 780 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2023-11-12 01:02:45,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2657 Valid, 4585 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 780 Invalid, 3 Unknown, 0 Unchecked, 10.3s Time] [2023-11-12 01:02:45,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5313 states. [2023-11-12 01:02:46,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5313 to 5302. [2023-11-12 01:02:46,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5302 states, 3070 states have (on average 1.234527687296417) internal successors, (3790), 3197 states have internal predecessors, (3790), 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) [2023-11-12 01:02:46,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5302 states to 5302 states and 7847 transitions. [2023-11-12 01:02:46,655 INFO L78 Accepts]: Start accepts. Automaton has 5302 states and 7847 transitions. Word has length 112 [2023-11-12 01:02:46,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:02:46,658 INFO L495 AbstractCegarLoop]: Abstraction has 5302 states and 7847 transitions. [2023-11-12 01:02:46,658 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) [2023-11-12 01:02:46,658 INFO L276 IsEmpty]: Start isEmpty. Operand 5302 states and 7847 transitions. [2023-11-12 01:02:46,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-12 01:02:46,668 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:02:46,668 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] [2023-11-12 01:02:46,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 01:02:46,668 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:02:46,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:02:46,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1450201933, now seen corresponding path program 1 times [2023-11-12 01:02:46,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:02:46,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130589239] [2023-11-12 01:02:46,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:02:46,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:02:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:02:47,207 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-11-12 01:02:47,207 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 01:02:47,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130589239] [2023-11-12 01:02:47,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130589239] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:02:47,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:02:47,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:02:47,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883518912] [2023-11-12 01:02:47,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:02:47,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:02:47,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 01:02:47,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:02:47,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:02:47,214 INFO L87 Difference]: Start difference. First operand 5302 states and 7847 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2023-11-12 01:02:49,842 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 []